Feature:1. Better Monitor: Ensuring intelligent sensing and vibration alarm, the vibration alarm enables real time monitor and history function.2. For Automation: Allows for quick automation when the sensor detects motion, vibration, notifications, or triggering smart products.3. Extensive Uses: Can be widely applied in home, flower planting, vegetable greenhouse, workshop lighting and other related fields.4. Lower in Power: Powered by 2pcs AAA battery, the vibration detector with low power consumption updates device status every half hour.5. Reliable Works: Comes with a long transmission range of 10 to 30 meters, this vibration sensor has quick response and reliable works.Specification:Item Type: Vibration SensorCommunication Method: For ZigBeeTransmission Distance: Approx. 10 ~ 30m / 32.81 ~ 98.43ft under indoor unobstructed condition. Working Temperature: -10~50Power Supply: 2 x AAA battery, delivered without battery. Application: For family, flower planting, vegetable greenhouse, workshop lighting and other related fields. .Package List:1 x Vibration Sensor1 x Double Sided Adhesive Tape2 x Screw2 x Wall Plug1 x User Manual