Specifications
O2 Range: 0.0 to 19.9 mg/L
O2 resolution: 0.1 mg/L
O2 Accuracy: ±1.5% Full Scale
Calibration: Manual on 2 points (zero and slope)
Temperature Compensation: Automatic, from 0 to 30°C
Probe: MA840 refillable polargraphic probe included
Probe Length: MA840 has a 10′ cable
Membranes: 5 included
Environment: 0 to 50°C / 32 to 122°F; max RH 95%
Battery Type: 1 x 9V alkaline (included)
Battery Life: Approx. 70 hours of continuous use
Dimensions: 5.7 x 3.1 x 1.6 inches
Weight: 7.5 ounces with battery