Note: The smart ZigBee Tuya Water Leakage Sensor must work with Tuya gateway Hub which supports ZigBee protocol. It can't work without Tuya ZigBee intelligent gateway. Features: APP Remote ControlAfter connecting with the ZigBee Hub, download APP "Smart Life/Tuya" on iOS and Android to add the device to detect the water level overflow. Home security in your hand all the time. Working PrincipleWhen water leakage to buttom of the sensor, it will send alarm signal to Zigbee gateway, and the alert notifications will be pushed to your phone, be aware of water overflowing in time, reducing flooding risk. Voice Control & History Records TrackingCompatible with IFTTT. Simply use your voice to control the connected devices. You can track the history of sensor activities. Ideal water intrusion warning for homes, apartments(kitchen, toilet), warehouses, offices, laboratory, hotel rooms, garages, etc. Excellent Design & Low Power ConsumptionMini size design, tiny and fashion. Super low-consumption design, which can make it work long time. Battery time: 1 years(7 times/day); 2 years(3 times/day). Low battery alert. Easy to InstallNo complicated installation tools are required. The sensor can be installed with double-sided adhesive tape in just a few steps. Specifications: Type: Water Level Alarm Power Supply: 1*CR2032 (included) Standby Current: 26uA Alarm Current: 120mA Standby Time: 2 years Protocol: ZigBee APP: SmartLife/Tuya Support systems: Android and IOS Waterproof: IP66 Material: Superior ABS Operating Temperature: 0~ 70 Operating Humidity: 20% ~85% Item Size: Approx. 5 * 5 * 1.8cm(L*W*H) Package Size: Approach. 10 * 9 * 6cm / 3.9 * 3.5 * 2.4in Package Weight: Approach. 60g / 2.1oz Package List: 1 * Water Sensor