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Extech® ExStik® II Dissolved Oxygen Meter
Easily monitor dissolved oxygen levels in your streams, ponds andmore. This easy-to-use meter displays the oxygen level as percentsaturation from 0 to 200% or concentration from 0 to 20.00ppm. It alsohas adjustable altitude compensation, adjustable salinity compensationand a bar graph that indicates trends. Its built-in memory storesup to 25 data sets with DO and temperature readings. Self-calibrates at power-up for worry-free performance. Waterproof to IP57 for addedsafety if dropped. It also features data hold, auto power-off and a low battery indicator. Includes a DO electrode, protective sensor cap, spare membrane cap, electrolyte, four 3V CR-2032 batteries and 4" neck strap. Measures 1.4" x 6.9" x 1.6". Weighs 3.8 oz. Imported.
DO (Saturation Mode)
DO (Concentration Mode)
0 to 20.00ppm (mg/L)
32 to 122°F (0 to 50°C)