Description: [Protect Safe of Your Home & Property] After connecting with the Hub, via "Smart Life/Tuya" APP on iOS and Android to add the device . If probe of sensor detect water,will send alarm signal to gateway and push alarm message to your phone, remind you to take appropriate action.This is help you reduce the loss of your property greatly. [Reliable Quality] Made of high quality ABS plastic, durable and environmentally friendly. [Mini Size Design & Low Power Consumption] Integrated waterproof design, tiny and fashion. Super low-consumption design, which can make it work long time. [Easy to Use] battery powered, can be installed with double-sided adhesive tape in just a few steps. [Application Place] The Water sensor can be positioned according to the demand of the user,perfect for homes,apartments,offices,kitchens,bathrooms,basements, garages, warehouses,laboratory, hotel rooms,lofts, eave, garden, courtyard, balcony and so on. Specification: Power Supply: CR2 3V Standby Current: 3-107uA Waterproof: IP55 Detection temperature: -10~80 degrees Detection humidity : 0%~100% Wireless frequency: Communication protocol: Zigbee3.0 Wireless standard: IEEE 802.11b/g/n Wireless range:40m Size Chart: Size: 56x68mm/2.20x2.68inch Package Includes: 1 Piece Water Sensor 1 Piece Detection Probe 1 Set Mounting Screws 1 Piece English User Manual