High-resolution LCD display screen.
With built-in microprocessor chip, automatic calibration, automatic temperature compensation, data storage, parameter setup, etc.
Automatic calibration, self-diagnosis.
Fast response, high accuracy, stable reading display.
Calibration points: DO: 100% Oxygen or Zero oxygen calibration.
Each kit comes with a polarographic type DO probe and 3pcs replaceable sensor caps.
IP54 dustproof and spillproof.