- Range : 0 to 20.0 mg/L x 0.1 mg/L.
- Temperature : 0 to 50 oC, oC/oF.
- Automatic temperature compensation.
- Probe with the meter, all in one.
- Polarographic type oxygen electrode,professional.
- Data hold, Record ( max., min. ).
- IP-67 Water resistance, heavy duty.
- External calibration buttons.
- DC 1.5V battery ( UM-4, AAA ) x 4.
