Starter Pen Meter, 7.28 L x 1.77 W x 1.5" H, 0 to 19.9 mg/L Measurement Range, 0.1 mg/L Measurement Resolution, ±0.5°C Accuracy, LCD Display, With Wrist Strap and 4 AG13 Batteries, ST20D Model, 1 Point Calibration
| Length | : | 7.28" |
| Width | : | 1.77" |
| Height | : | 1.5" |
| Model | : | ST20D |
| Battery Life | : | 100 Hours with Disposable Batteries |
| Temperature Accuracy | : | 0.5°C |
| Accuracy | : | ±0.5°C |
| Application | : | For pH, Oxidation-reduction Potential (ORP), Conductivity, Dissolved Oxygen (DO), Salinity, Total Dissolved Solids (TDS), Temperature Measurement |
| Calibration | : | 1 Point |
| Display | : | LCD |
| Measurement Range | : | 0 to 19.9 mg/L |
| Measurement Resolution | : | 0.1 mg/L |
| Measurement Temperature Range | : | 0 to 99°C |
| Net Weight | : | 110 g |
| Power | : | 4 AG13 Batteries |
| Temperature Sensor | : | 50 KO NTC |
| Working Environment | : | 5 to 40°C, 80% RH, Non-condensing |
| Wrist Strap | : | Yes |