Controller: This water leak detector system comes with a controller which connect all important components and timely make an order to shut off once leakage is detected 3 Sensors: The water leakage detector has 3 sensors and each is 19.69 feet long, they are excellent tools to monitor the leakage, once leakage detected, they will send the signal to controller as soon as possible Shut-Off Valve: A motorized ball valve is equipped in the leak protection system to open and close the line and immediately shut off the line once the controller send the signal Sound Alarm: The leak detector has a sound alarm, as soon as any leakage is detected, the alarm will beep to warn, until the leakage is clean up and reset, the sound alarm will stop High Quality: The close or open time of shut-off valve is 5 seconds, and it has a long lifetime of 50,000 times. Meanwhile, the whole system come with the IP65 waterproof rating, Manufacturer: U.S. Solid