Constantly monitors the pH of your aquarium
Accuracy of +/-0.01 and and large, easy-read display shows pH to 1/100th of a unit
3" x 5"
For salt or fresh water use
Comes with pH 7.0 & pH 10.0 calibration fluid
Probe comes with a 10 foot high supression cable and a BNC connector.
Powered by a standard 9-volt battery (not included).