Aqara Wireless Magnetic Door & Window Sensor Detector, S30, White

Highlights: This is AQara wireless magnetic door&window sensor, which includes a sensor subject and a magnetIt detects the opening and closing of door and window by sensing the near and separation of the sensor subject and magnet, all that make your home secure When you are travelling or on business, are you worried about the situations of your home, if so, you can buy this door&window sensor to monitor the door/window of your house on the phone APP, it will push notifications once triggered, a really super choice It supports scene linkage:It has the ability of matching with other Xiaomi smart devices such as smart bulb, IP camera, (both are not included), etcWhen the sensor is triggered, it will link the bulb to light and the camera to record, which is to make your home smarter and wiser