diff --git a/api/@ohos.sensor.d.ts b/api/@ohos.sensor.d.ts
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+++ b/api/@ohos.sensor.d.ts
@@ -0,0 +1,673 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { AsyncCallback } from './basic';
+
+export interface Response {}
+
+/**
+ * This module provides the capability to subscribe to sensor data.
+ *
+ * @since 8
+ * @sysCap SystemCapability.Sensors.Sensor
+ * @devices phone, tablet
+ * @import import sensor from '@ohos.sensor'
+ * @permission ohos.permission.ACCELEROMETER, ohos.permission.GRYOSCOPE,
+ *             ohos.permission.ACTIVITY_MOTION, ohos.permission.HEALTH_DATA
+ */
+declare namespace sensor {
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ACCELEROMETER}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.ACCELEROMETER
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_ACCELEROMETER, callback: AsyncCallback<AccelerometerResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ACCELEROMETER_UNCALIBRATED}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.ACCELEROMETER
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_ACCELEROMETER_UNCALIBRATED, callback: AsyncCallback<AccelerometerUncalibratedResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_AMBIENT_LIGHT}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_AMBIENT_LIGHT, callback: AsyncCallback<LightResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_AMBIENT_TEMPERATURE}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_AMBIENT_TEMPERATURE, callback: AsyncCallback<AmbientTemperatureResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_BAROMETER}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_BAROMETER, callback: AsyncCallback<BarometerResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_GRAVITY}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_GRAVITY, callback: AsyncCallback<GravityResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_GYROSCOPE}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.GRYOSCOPE
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_GYROSCOPE, callback: AsyncCallback<GyroscopeResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_GYROSCOPE_UNCALIBRATED}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.GRYOSCOPE
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_GYROSCOPE_UNCALIBRATED, callback: AsyncCallback<GyroscopeUncalibratedResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_HALL}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_HALL, callback: AsyncCallback<HallResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_HEART_RATE}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.HEALTH_DATA
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_HEART_RATE, callback: AsyncCallback<HeartRateResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_HUMIDITY}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_HUMIDITY, callback: AsyncCallback<HumidityResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_LINEAR_ACCELERATION}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.ACCELEROMETER
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_LINEAR_ACCELERATION, callback: AsyncCallback<LinearAccelerometerResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD, callback: AsyncCallback<MagneticFieldResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD_UNCALIBRATED}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD_UNCALIBRATED, callback: AsyncCallback<MagneticFieldUncalibratedResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ORIENTATION}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_ORIENTATION, callback: AsyncCallback<OrientationResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_PEDOMETER}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.ACTIVITY_MOTION
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_PEDOMETER, callback: AsyncCallback<PedometerResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_PEDOMETER_DETECTION}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission ohos.permission.ACTIVITY_MOTION
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_PEDOMETER_DETECTION, callback: AsyncCallback<PedometerDetectionResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_PROXIMITY}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_PROXIMITY, callback: AsyncCallback<ProximityResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ROTATION_VECTOR}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_ROTATION_VECTOR, callback: AsyncCallback<RotationVectorResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_SIGNIFICANT_MOTION}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_SIGNIFICANT_MOTION, callback: AsyncCallback<SignificantMotionResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data, If the API is called multiple times, the last call takes effect.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_WEAR_DETECTION}.
+     * @param options Optional parameters specifying the interval at which sensor data is reported, {@code Options}.
+     * @permission N/A
+     * @since 8
+     */
+    function on(type: SensorType.SENSOR_TYPE_ID_WEAR_DETECTION, callback: AsyncCallback<WearDetectionResponse>,
+        options?: Options): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ACCELEROMETER}.
+     * @permission ohos.permission.ACCELEROMETER
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_ACCELEROMETER, callback: AsyncCallback<AccelerometerResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ACCELEROMETER_UNCALIBRATED}.
+     * @permission ohos.permission.ACCELEROMETER
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_ACCELEROMETER_UNCALIBRATED, callback: AsyncCallback<AccelerometerUncalibratedResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_AMBIENT_LIGHT}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_AMBIENT_LIGHT, callback: AsyncCallback<LightResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_AMBIENT_TEMPERATURE}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_AMBIENT_TEMPERATURE, callback: AsyncCallback<AmbientTemperatureResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_BAROMETER}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_BAROMETER, callback: AsyncCallback<BarometerResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_GRAVITY}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_GRAVITY, callback: AsyncCallback<GravityResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_GYROSCOPE}.
+     * @permission ohos.permission.GYROSCOPE
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_GYROSCOPE, callback: AsyncCallback<GyroscopeResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_GYROSCOPE_UNCALIBRATED}.
+     * @permission ohos.permission.GYROSCOPE
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_GYROSCOPE_UNCALIBRATED, callback: AsyncCallback<GyroscopeUncalibratedResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_HALL}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_HALL, callback: AsyncCallback<HallResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_HEART_RATE}.
+     * @permission ohos.permission.HEART_RATE
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_HEART_RATE, callback: AsyncCallback<HeartRateResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_HUMIDITY}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_HUMIDITY, callback: AsyncCallback<HumidityResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_LINEAR_ACCELERATION}.
+     * @permission ohos.permission.ACCELERATION
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_LINEAR_ACCELERATION, callback: AsyncCallback<LinearAccelerometerResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD, callback: AsyncCallback<MagneticFieldResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD_UNCALIBRATED}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_MAGNETIC_FIELD_UNCALIBRATED, callback: AsyncCallback<MagneticFieldUncalibratedResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ORIENTATION}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_ORIENTATION, callback: AsyncCallback<OrientationResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_PEDOMETER}.
+     * @permission ohos.permission.ACTIVITY_MOTION
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_PEDOMETER, callback: AsyncCallback<PedometerResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_PEDOMETER_DETECTION}.
+     * @permission ohos.permission.ACTIVITY_MOTION
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_PEDOMETER_DETECTION, callback: AsyncCallback<PedometerDetectionResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_PROXIMITY}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_PROXIMITY, callback: AsyncCallback<ProximityResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_ROTATION_VECTOR}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_ROTATION_VECTOR, callback: AsyncCallback<RotationVectorResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_SIGNIFICANT_MOTION}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_SIGNIFICANT_MOTION, callback: AsyncCallback<SignificantMotionResponse>): void;
+
+    /**
+     * Subscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType.SENSOR_TYPE_ID_WEAR_DETECTION}.
+     * @permission N/A
+     * @since 8
+     */
+    function once(type: SensorType.SENSOR_TYPE_ID_WEAR_DETECTION, callback: AsyncCallback<WearDetectionResponse>): void;
+
+    /**
+     * Unsubscribe to sensor data once.
+     * @param type Indicate the sensor type to listen for, {@code SensorType}.
+     * @permission N/A
+     * @since 8
+     */
+    function off(type: SensorType, callback: AsyncCallback<void>): void;
+
+    /**
+     * Subscribe to the sensor's optional parameters.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface Options {
+        interval?: number; /**< Sensor event reporting event interval */
+    }
+
+    /**
+     * The type of sensor.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    enum SensorType {
+        SENSOR_TYPE_ID_ACCELEROMETER = 1,          /**< Acceleration sensor */
+        SENSOR_TYPE_ID_GYROSCOPE = 2,              /**< Gyroscope sensor */
+        SENSOR_TYPE_ID_AMBIENT_LIGHT = 5,          /**< Ambient light sensor */
+        SENSOR_TYPE_ID_MAGNETIC_FIELD = 6,         /**< Magnetic field sensor */
+        SENSOR_TYPE_ID_BAROMETER = 8,              /**< Barometric pressure sensor */
+        SENSOR_TYPE_ID_HALL = 10,                  /**< Hall effect sensor */
+        SENSOR_TYPE_ID_PROXIMITY = 12,             /**< Proximity sensor */
+        SENSOR_TYPE_ID_HUMIDITY = 13,              /**< Humidity sensor */
+        SENSOR_TYPE_ID_ORIENTATION = 256,          /**< Orientation sensor */
+        SENSOR_TYPE_ID_GRAVITY = 257,              /**< Gravity sensor */
+        SENSOR_TYPE_ID_LINEAR_ACCELERATION = 258,  /**< Linear acceleration sensor */
+        SENSOR_TYPE_ID_ROTATION_VECTOR = 259,      /**< Rotation vector sensor */
+        SENSOR_TYPE_ID_AMBIENT_TEMPERATURE = 260,  /**< Ambient temperature sensor */
+        SENSOR_TYPE_ID_MAGNETIC_FIELD_UNCALIBRATED = 261,  /**< Uncalibrated magnetic field sensor */
+        SENSOR_TYPE_ID_GYROSCOPE_UNCALIBRATED = 263,  /**< Uncalibrated gyroscope sensor */
+        SENSOR_TYPE_ID_SIGNIFICANT_MOTION = 264,    /**< Significant motion sensor */
+        SENSOR_TYPE_ID_PEDOMETER_DETECTION = 265,   /**< Pedometer detection sensor */
+        SENSOR_TYPE_ID_PEDOMETER = 266,             /**< Pedometer sensor */
+        SENSOR_TYPE_ID_HEART_RATE = 278,            /**< Heart rate sensor */
+        SENSOR_TYPE_ID_WEAR_DETECTION = 280,        /**< Wear detection sensor */
+        SENSOR_TYPE_ID_ACCELEROMETER_UNCALIBRATED = 281,   /**< Uncalibrated acceleration sensor */
+    }
+
+    /**
+     * Acceleration sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface AccelerometerResponse extends Response {
+        x: number; /**< Acceleration x-axis component */
+        y: number; /**< Acceleration y-axis component */
+        z: number; /**< Acceleration z-axis component */
+    }
+
+    /**
+     * Linear acceleration sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface LinearAccelerometerResponse extends Response{
+        x: number; /**< Linear acceleration x-axis component */
+        y: number; /**< Linear acceleration y-axis component */
+        z: number; /**< Linear acceleration z-axis component */
+    }
+
+    /**
+     * Acceleration uncalibrated sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface AccelerometerUncalibratedResponse extends Response {
+        x: number; /**< Acceleration uncalibrated x-axis component */
+        y: number; /**< Acceleration uncalibrated y-axis component */
+        z: number; /**< Acceleration uncalibrated z-axis component */
+        biasX: number; /**< Acceleration uncalibrated x-axis offset */
+        biasY: number; /**< Acceleration uncalibrated y-axis offset */
+        biasZ: number; /**< Acceleration uncalibrated z-axis offset */
+    }
+
+    /**
+     * Gravity sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface GravityResponse extends Response {
+        x: number; /**< Gravity x-axis component */
+        y: number; /**< Gravity y-axis component */
+        z: number; /**< Gravity z-axis component */
+    }
+
+    /**
+     * Orientation sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface OrientationResponse extends Response {
+        x: number; /**< Orientation x-axis component */
+        y: number; /**< Orientation y-axis component */
+        z: number; /**< Orientation z-axis component */
+    }
+
+    /**
+     * Rotation vector sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface RotationVectorResponse extends Response {
+        x: number; /**< Rotation vector x-axis component */
+        y: number; /**< Rotation vector y-axis component */
+        z: number; /**< Rotation vector z-axis component */
+    }
+
+    /**
+     * Gyroscope sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface GyroscopeResponse extends Response {
+        x: number; /**< Gyroscope x-axis component */
+        y: number; /**< Gyroscope y-axis component */
+        z: number; /**< Gyroscope z-axis component */
+    }
+
+    /**
+     * Gyroscope uncalibrated sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface GyroscopeUncalibratedResponse extends Response {
+        x: number; /**< Gyroscope uncalibrated x-axis component */
+        y: number; /**< Gyroscope uncalibrated y-axis component */
+        z: number; /**< Gyroscope uncalibrated z-axis component */
+        biasX: number; /**< Gyroscope uncalibrated x-axis offset */
+        biasY: number; /**< Gyroscope uncalibrated y-axis offset */
+        biasZ: number; /**< Gyroscope uncalibrated z-axis offset */
+    }
+
+    /**
+     * Significant motion sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface SignificantMotionResponse extends Response {
+        scalar: number; /**< The degree of significant motion */
+    }
+
+    /**
+     * Proximity sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface ProximityResponse extends Response {
+        distance: number; /**< Indicates the degree of proximity, event 0 indicates proximity, while 1 indicates distance */
+    }
+
+    /**
+     * Light sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface LightResponse extends Response {
+        intensity: number; /**< Indicates light intensity, in lux */
+    }
+
+    /**
+     * Hall sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface HallResponse extends Response {
+        status: number; /**< Indicates hall status, event 0 indicates open, while 1 indicates close*/
+    }
+
+    /**
+     * Magnetic field sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface MagneticFieldResponse extends Response {
+        x: number; /**< Magnetic field x-axis component */
+        y: number; /**< Magnetic field y-axis component */
+        z: number; /**< Magnetic field z-axis component */
+    }
+
+    /**
+     * Magnetic field uncalibrated sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface MagneticFieldUncalibratedResponse extends Response {
+        x: number; /**< Magnetic field uncalibrated x-axis component */
+        y: number; /**< Magnetic field uncalibrated y-axis component */
+        z: number; /**< Magnetic field uncalibrated z-axis component */
+        biasX: number; /**< Magnetic field uncalibrated x-axis offset */
+        biasY: number; /**< Magnetic field uncalibrated y-axis offset */
+        biasZ: number; /**< Magnetic field uncalibrated z-axis offset */
+    }
+
+    /**
+     * Pedometer sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface PedometerResponse extends Response {
+        steps: number; /**< Indicates the number of steps */
+    }
+
+    /**
+     * Humidity sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface HumidityResponse extends Response {
+        humidity: number; /**< Indicates the number of humidity */
+    }
+
+    /**
+     * Pedometer detection sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface PedometerDetectionResponse extends Response {
+        scalar: number; /**< Indicates the pedometer detection status, 1 indicates that a walking action has occurred, and 0 indicates that no movement has occurred */
+    }
+
+    /**
+     * Ambient temperature sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface AmbientTemperatureResponse extends Response {
+        temperature: number; /**< Indicates ambient temperature, in celsius */
+    }
+
+    /**
+     * Barometer sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface BarometerResponse extends Response {
+        pressure: number; /**< Indicates the number of barometer, in pascal */
+    }
+
+    /**
+     * Heart rate sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface HeartRateResponse extends Response {
+        heartRate: number; /**< Indicates the number of heart rate */
+    }
+
+    /**
+     * Wear detection sensor event data.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface WearDetectionResponse extends Response {
+        value: number; /**< Indicates the status of wear detection, 1 for wearing, 0 for wearing not */
+    }
+ }
+
+ export default sensor;
\ No newline at end of file
diff --git a/api/@ohos.vibrator.d.ts b/api/@ohos.vibrator.d.ts
new file mode 100755
index 0000000000000000000000000000000000000000..ed5eac57fcb218e017d2819487cdb52f90ce9e4a
--- /dev/null
+++ b/api/@ohos.vibrator.d.ts
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { AsyncCallback } from './basic';
+
+/**
+ * This module provides the capability to control motor vibration.
+ *
+ * @since 8
+ * @sysCap SystemCapability.Sensors.MiscDevice
+ * @devices phone, tablet
+ * @import import vibrator from '@ohos.vibrator'
+ * @permission ohos.permission.VIBRATE
+ */
+declare namespace vibrator {
+    /**
+     * The trigger motor vibrates for a specified length of time.
+     * @param duration Indicate the duration of the motor vibration.
+     * @permission ohos.permission.VIBRATE
+     * @since 8
+     */
+    function vibrate(duration: number, callback?: AsyncCallback<void>): void;
+    function vibrate(duration: number): Promise<void>;
+
+    /**
+     * The trigger motor vibrates for the specified effect of the preset.
+     * @param effectId Indicate the specified effect of the preset, {@code EffectId}.
+     * @permission ohos.permission.VIBRATE
+     * @since 8
+     */
+    function vibrate(effectId: EffectId): Promise<void>;
+    function vibrate(effectId: EffectId, callback?: AsyncCallback<void>): void;
+
+    /**
+     * Stop the motor from vibrating.
+     * @param stopMode Indicate the stop mode in which the motor vibrates, {@code VibratorStopMode}.
+     * @permission ohos.permission.VIBRATE
+     * @since 8
+     */
+    function stop(stopMode: VibratorStopMode): Promise<void>;
+    function stop(stopMode: VibratorStopMode, callback?: AsyncCallback<void>): void;
+
+    /**
+     * Preset vibration effect string.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.MiscDevice
+     */
+    enum EffectId {
+        /* Describes the vibration effect of the vibrator when a user adjusts the timer.*/
+        EFFECT_CLOCK_TIMER = "haptic.clock.timer",
+    }
+
+    /**
+     * Vibrator vibration stop mode.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.MiscDevice
+     */
+    enum VibratorStopMode {
+        /* Indicates the mode of stopping a one-shot vibration effect.*/
+        VIBRATOR_STOP_MODE_TIME = "time",
+        /* Indicates the mode of stopping a preset vibration effect.*/
+        VIBRATOR_STOP_MODE_PRESET = "preset",
+    }
+}
+
+export default vibrator;
\ No newline at end of file