leakSMART Wireless & Waterproof Leak Detection Sensor for leakSMART Smart Home Leak Detection kit COMPATIBILITY: The wireless and waterproof sensor is compatible with leakSMART, Wink, and IRIS systems only. The systems are sold separately. LEAK DETECTION: When paired with leakSMART, Wink, or IRIS, the sensor will detect leaks and signal your leakSMART Valve (sold separately) to automatically shut off your home's water the moment a potential leak is detected. AUDIBLE ALERT: Each sensor also provides an audible water detection alarm, whether or not its connected to your smart home system hub. WIRELESS & WATERPROOF: leakSMART Sensors are wireless and waterproof, so you can easily and continuously monitor moisture and temperature throughout the house. WHAT'S INCLUDED: One(1) leakSMART Wireless & Waterproof Reusable Sensor, One(1) Installation Manual, and Three(3) AAA Sensor batteries.