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 the two feet of the detector was immersed by the water, the alert notifications will be pushed to your phone, be aware of water overflowing in time, reducing flooding risk.Easy to InstallNo complicated installation tools are required. The sensor can be installed with double-sided adhesive tape in just a few steps.Excellent DesignTiny and fashion, making your home life smart and relaxing. Low-consumption design, which can make it work long time.Wide ApplicationIdeal water intrusion warning for homes, apartments(kitchen, toilet), warehouses, offices, laboratory, hotel rooms, garages, etc.Specifications:Type: Water Level AlarmPower Supply: 2*AAA 1.5V(included)Standby Current: 15uAAlarm Current: 150mAProtocol: ZigBeeAPP: SmartLife/TuyaMaterial: Superior ABSOperating Temperature: -30~ 70Operating Humidity: 20% ~85%Item Size: Approx. 7 * 2.5 * 2cm(L*W*H)Item Weight: Approx. 40g / 1.4ozPackage Information:Package Size: Approach. 10.1 * 5.8 * 2.5cm / 4 * 2.3 * 1inPackage Weight: Approach. 70g / 2.5ozPackage List:1 * Water Sensor1 * Set of Sticker1 * Set of Mounting Screws1 * User Manual(English)