| Dissolved Oxygen Range | 0.00 to 45.00 ppm (mg/L), 0.0 up to 300.0% saturation |
| Dissolved Oxygen Resolution | 0.01 ppm (mg/L); 0.1% saturation |
| Dissolved Oxygen Accuracy | ±1.5% F.S. or ±1 digit, whichever is greater |
| Dissolved Oxygen Calibration | one or two points at 0% (HI 7040 solution) and 100% (in air) |
| Dissolved Oxygen Temperature Compensation | automatic from 0 to 50°C (32 to 122°F) |
| Salinity Compensation | 0 to 80 g/L (ppt) (resolution 1 g/L) |
| Altitude Compensation | 0 to 4000 m (resolution 100 m) |
| Temperature Range | 0.0 to 50.0°C / 32.0 to 122.0°F |
| Temperature Resolution | 0.1°C / 0.1°F |
| Temperature Accuracy | ±0.2°C; ±0.4°F (excluding probe error) |
| DO Probe | HI76407 DO probe (included) |
| Battery Type/Life | 1.5V AAA (3) /approximately 200 hours of continuous use without backlight (50 hours with backlight on) |
| Environment | 0 to 50°C (32 to 122°F); RH max 95% |
| Dimensions | 185 x 72 x 36 mm (7.3 x 2.8 x 1.4”) |
| Weight | 300 g (10.6 oz.) |
