Product Description NOTE:  Fast shipping ,if your address in US/CA/EU, it only take 12-18 days to reach your hand.  Other country may take 25-35 days depend on your address, thanks for your understanding~ Description: Characteristics: Vibration sensor: need to work with Smart Gateway Work with: Zigbee gateway Realize remote control on smart life APP Real-time monitoring of device changes, and push notifications when the device moves, falls, hits, shakes and other status changes are sensed, Use with other Tuya Zigbee devices to realize automatic scene applications. Specifications: The main parameters: Working voltage DC 3V Quiescent current≤10uA Alarm current ≤20mA Communication method Zigbee Transmission distance 10～30m (indoor without obstruction) LED indicator: YES Installation method: 3M glue or screw fixing Battery: AAA alkaline battery 1.5V*2 Working temperature: -10℃～50℃ Working humidity: ≤95% (no condensation) Report frequency: half an hour Package Included: 1*sensor 1*User description