The polarographic type oxygen probe with an incorpo- rated Temp. sensor, high precision measurement for Dissolved Oxygen(DO), Oxygen in air(O2) & Temp. measurement. * Heavy duty dissolved oxygen probe, probe head can connect with BOD bottle.
* Automatic Temp. compensation from 0 to 50 for sensor probe. ℃
* Build in " % SALT " & " Mountain Height " compensation adjustment button.
* Microprocessor circuit.
* Records Maximum, Minimum value