S.T. International 3-in-1 pH Instrument for Aquariums
Our digital pH 3-in1 Instrument is a monitor, controller, and thermometer all in one little package! It monitors and controls pH levels (when proper CO2 equipment is connected), while also keeping an eye on water temperature (Celsius). The LED display is very bright and easy to read. This unique little instrument is very convenient and handy and even comes with a 2 Year Warranty!.
