With the Flood Buzz Pro leak detector, you'll be able to detect some of the smallest of water leaks. With an internal battery with a three-year life and it's small 1.8-inches by 2.6-inches compact size it's the perfect solution when monitoring your under sink water filtration system. You'll easily be able to hear the 110-decibel alarm warning you that a water leak has been detected.
Expiration date on these is 2018. Selling them for our cost. No returns.