Product Features: 1. Water poof, water leak detectionThe sensor can detect whether there are water leakage at the installation location. If this is found, the information will be pushed to the phone immediately.2. Easy to InstallThe installation of the sensor is very simple, you can use adhesive taps to install at the location you need to install, please note that the installation location should be connected to the Zigbee Hub.3. Use Zigbee, Tuya Zigbee hub is requiredThe sensor uses Zigbee to communicate with the server for data. So it won't be disturbed by other WiFi devices. Its communication link is more stable and faster.And it not supported other zigbee hub.4. APP Remote MonitoringThe alarm information and records of the sensors are all stored on the server. This design allows us to monitor whether there is water in the home or office from any place through the smartphone. And can also share the control information of the device to others.5. Low battery consumptionThe power consumption of the sensor in standby mode is very small, and one CR2032battery can be used for one year. And when it detects that the battery is low, it will remind you to replace the battery through the alarm meage. NOTE: This Sensor DO NOT supported Alexa/Google Home/Yandx Alice. APP Remote Control Mobile APP control, connected to the network via Wi-Fi/3G/4G/5G, Remote control at any time. After the sensor detects the leak, it immediately pushes a meage to your mobile APP. Tuya Zigbee Hub Requested This door sensor doesn't work alone. It need to work with Tuya ZigBee hub to function . Product Parameter: Battery: CR2032includedWirele Type: ZigbeeWorking Temperature: 040 (32 104 Working Humidity: 20%85% RHStorage Humidity: 0%90% RHApp Support: Smart Life/Tuya smartMaterial: ABS Where can I use it? You can install it in anywhere you worried about water leakage. For example: Kitchen, sink, bathroom, fish tank. Or you can use sensors to remind yourself that a container is full of water. Working Principle When 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. Low battery reminder: If the sensor detects that the battery voltage is low, it will send you a meage to remind you to replace the battery. APP Show The page may change better.