* 3-1/2 Digit
* Measures dissolved oxygen 0-20.0 mg/l
* Automatic sensor temperature compensation
* Zero and CAL adjustments

This meter is equipped with high sensitivity polar-graphic type probe with incorporated temperature sensor. It is used to check the amount of oxygen dissolved in water which is critical for water conditioning in aquarium, fish hatcheries, agriculture, mining industry, laboratory, and medical research. Comes with oxygen sensor probe, spare diaphragm, probe-filling electrolyte and operation manual.