Fangrui Product Details Description: Real-time Detection A Water Immersion Sensor That Can Detect Water Leakage In The Environment In Real Time. When Water Immersion Is Detected, The Detector Will Send An Alarm Signal To The Host And Report The Information To The User's Mobile Phone. When The Water Level At The Detection Point Reaches 0.5mm, The Water Intrusion Sensor Will Report The Water Condition. Scene Linkage The Preset Security Scene Is Realized Through The Mobile App. Once The Monitored Water Level Reaches The Preset Height, The Alarm Will Be Raised Remotely. When The Early Warning Water Level Is Reached, The Linkage Gateway Will Send Out A Local Sound And Light Alarm, And The Mobile Phone Will Receive The App Push Reminder To Let You Know In Time, And The Mobile Phone Can Close The Water Outlet By The Remote Electromagnetic Valve New Detectionadopt Advanced Detection Module, Real-time Water Body Sensing. When The Stagnant Water Flows Over The Two Poles Of The Probe, An Alarm Message Will Be Sent To The Gateway Immediately. Long Battery Lifethe Battery Can Supply Power For 1 Year (if The Reminder Is 20 Times A Day) Multi-scene Applicationthe Water Leak Detector Can Work Normally In Houses, Hotels, Shops, Offices And Apartments. Protect Every Moment. Hub Is Requiredthis Product Is Only Applicable To Tuya Gateway. Specifications: Power Input: Dc3v Cr2032 Battery Working Temperature: -10c-+55c Communication Protocol: Zigbee Battery Working Life: More Than One Year, 20 Times A Day (replaceable) Material: Pc System Support: L0s8.0/android4.0 And Above App Name: Smart Life/tuya Package Included: 1*water Sensor 2*manual