Vibrating Liquid Level Indicator
This small sized liquid level indicator will both buzz and vibrate when liquid nears the top of a glass. It also detects 2 different liquid levels in the glass and makes an intermittent noise as the liquid nears the top and a continuous tone once it reaches the top.
More Information:View more information at www.magnifyingaids.com/Vibrating-Liquid_Level-Indicator
4760 East Bay DriveClearwater, FL 33764
Tel: (866) 691-2450