Description Description: Automatic Control: Just use your voice to control devices connected, and the door sensor can also perform automatic control along with other smart devices compatible with smart life. Convenient to Detect: This kind of smart sensor is convenient for you to detect your doors, for windows, cabinets, drawers, or anywhere you want it when it is open or closed. Intruder Detector: The sensor will push a notification message to you when the door / window opens or closes, so you can detect the intruder easily. In addition, you can share the device with your family members and track the sensors activity history. Easy Installation: No complicated installation tools are needed. The sensor can be installed with double-sided tape or screws in just a few steps, saving time and effort for you. APP Use: And you can download a Tuya or smart life app to check the status of your door or window, this wireless sensor makes your life more convenient. Specification: Color: As Shown. Material: ABS. Size: Approx. 7x2.5x2cm/2.8x1.0x0.8in. Note: Due to the light and screen difference, the item 39;s color may be slightly different from the pictures. Please allow a slight deviation for the measurement data and make sure you do not mind before ordering. Package Includes: 1 Piece Sensor, 1 Piece Instruction.