| | Model PH220-C | Model PH220-S |
| Type | Cabled pH Electrode | Stick pH Electrode |
| pH | 0.00 to 14.00pH |
| mV | -999 to 999mV |
| Temperature | 32 to 212°F (0 to 99.9°C) |
| Resolution | 0.01pH,1mV, 0.1° |
| Accuracy | ±0.01pH, ±2mV, ±0.8°F/±0.5°C |
| Dimensions | 4.4 x 3.1 x 1.5" (111 x 79 x 39mm) |
| Weight | 9.2oz (260g) |