Smart Vibration Sensor: The Smart Vibration Sensor enhances home security by detecting vibrations or movement. Tilt Detection Feature: This sensor includes tilt detection to monitor the position of objects. When tilt or movement is detected, an alert is sent to your smartphone via the Tuya Smart Life app, enabling real-time monitoring. Smart Linkage: The sensor integrates with other Tuya-compatible devices for whole-home smart automation. Real-time Remote Monitoring: Instant push notifications are sent to your smartphone when vibration or movement is detected, allowing you to stay informed about your home's security status. Sensitivity Settings: Adjustable sensitivity levels (low to high) allow customization for accurate detection and reduced false alerts. Operating voltage: DC 3V Wireless connection: ZigBee 3.0 Standby current: ≤15μA Battery life: Up to 15 months Battery: CR2450 (included) Operating temperature: -10°C to 50°C Operating humidity: ≤95% Color: White Material: Plastic Dimensions: 4 x 4 x 1.3 cm Package Contents: 2 x Smart Vibration Sensor 2 x User Manual (English) 2 x Card Pin 2 x Double-sided Adhesive Tape Note: Lighting and display settings may cause slight color variations between the product and the image. Measurement may vary by ±1-3 cm.