[APP Remote Control]After connecting with the ZigBee Hub, download APP on iOS and Android to add the device to detect the water level overflow. Home security in your hand all the time. [Working Principle]When water leakage to buttom of the sensor, it send alarm signal to Zigbee gateway, and the alert notifications be pushed to your phone, be aware of water overflowing in time, reducing flooding risk. [Voice Control & History Records Tracking]Compatible 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 Consumption]Mini size design, tiny and fashion. Super low-consumption design, which can work long time. Battery time: 1 years(7 times/day); 2 years(3 times/day). Low battery alert. [Easy to Install]No complicated installation tools are required. The sensor can be installed with double-sided adhesive tape in just a few steps. Type: Water Level Alarm Standby Current: 26uA Alarm Current: 120mA Standby Time: 2 years Support systems: Android and IOS Waterproof: IP66 Operating Temperature: 0℃~ 70℃ Operating Humidity: 20% ~85% Colour:As Shown Material:plastic Specifications: Zigbee Package Contents: 1 x Water Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.