| Model | KL-98105 | KL-98106 | KL-98107 | PH-98108 |
| Measuring range | 0.00~14.00pH | |||
| Accuracy | ±0.2PH ±0.1PH(@20℃) | |||
| Resolution | 0.01PH | |||
| Operating Temperature | 0℃~50℃ | |||
| Automatic Temperature Compensation | 0℃~50℃ | |||
| Electrode | E-201 | E-201B | SP300C | SP300Z |
| Power Supply | 3×1.5V(AG13) | |||
| Dimensions | 175mm×51mm×25mm | |||
| Weight | 77g |