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ICM* 31250 Dissolved Oxygen Meter
Similar in function and utility to the analog units, the ICM Digital Dissolved Oxygen model 31250 features an easy-to-read, 3.5 digit LCD display. Results are displayed over the 0 - 15 ppm range with ± 0.1 ppm accuracy, with automatic temperature compensation and a sample temperature readout (0 - 50°C) mode. Meter comes fully-equipped with probe, filling solution, 15 membranes and extra O-rings. Will operate for over 200 hours on internal batteries.