Glentronics, Inc. BWD-HWA Basement Watchdog Water Sensor and Alarm

Detects leaks before they cause costly water damage
Detects moisture before mold can grow
Up to 5 years of protection on one 9V alkaline battery*
No installation needed, simply place on the floor near potential water source
Sensor wire extends 6’ and can be lengthened for hard to reach areas; Detects as little as 1/32” of water; Alarm sounds for up to 3 days