[Vibration Detection Sensor] Enable vibration detection function in Tuya Smart App. When device detects vibration, the APP alarm notification function be triggered. Really monitor your . [Tilt Detection Sensor] Enable tilt detection function in Smart Life/Tuya App. When sensor tilts, the App alarm notification function be triggered. [Sensitivity Setting] You can set sensitivity in App according to your needs, with a wide range from low to high; support historical records to monitor your home more accurately. [Real-time Remote Monitoring] No matter when and where, once vibration sensor detects vibration or movement, you receive a push notification from your smartphone in Tuya Smart Life App as real-time monitoring. [Smart Linkage] The vibration sensor can be used in conjunction with other Tuya products to achieve smart linkage for whole house (smart scenes need to be created) Color:White Material:PC Package Contents: 1 * Vibration Sensor 1 * English instruction manual Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.