FIBARO Flood Sensor is the most functional water leak sensor for your smart home. It is designed to either be placed on the floor or a wall with the gold-plated water-sensing probes Extended by a connected wire. The device can be battery* or VDC powered (12/24 VDC). it has a built-in tilt sensor that reports any movement of the device to the central Z-Wave controller. FIBARO Flood Sensor is buoyant and can float on the waterfall surface. It has a built-in temperature sensor that can alert you if there is an increase or decrease in temperature, which can protect your home from damage caused by frozen pipes. FIBARO Flood Sensor is compatible with most Z-Wave smart hubs such as Home Center 2 and Home Center Lite, SmartThings, HomeSeer, Vera, Clare Controls, and Nexia (open box).