The WS-1 is a wet switch flood detector featuring a standard 24AC control system with integral feet and hydrophilic pad. It utilizes a double throw relay and stainless steel sensor array, with push-to-reset and push-to-test functionality. The device has a puck-sized design measuring 3-5/8" in diameter and 1-1/4" in height, equipped with a 5-conductor 22AWG stranded cable that extends 6 feet in length.