NOTE ZigBe gateway is required please purchase in addition Specifications Product Name ZigBee3 0 Water Leakage DetectorWireless Protocol Zigbee3 0Working Voltage 3VBattery Type CR2032Standby Current 8uAWorking Temperature 10 55℃Waterproof IP66Product Size φ50 16mmFrequency Band 2405 2480GHzMaximum Radio Transmit Power 10dBmFeatures 1 High Sensitivity Detection Accurately detects water leakage in real time to prevent potential damage 2 APP Remote Monitoring Connects with Tuya Smart Life app for instant alerts and monitoring from your smartphone 3 Low Battery Alerts In app notifications for battery level and timely replacement reminders 4 Ultra long Battery Life Efficient power consumption ensures extended operational usage 5 Scene Linkage Enables integration with other smart devices via ZigBee3 0 gateway for enhanced automation 6 IP66 Waterproof Rating Suitable for kitchens bathrooms warehouses and other wet environments Package Include 1x Sensor 1x User Manual 1x CR2302 battery built in 1x Rear cover opening piece