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| Product Name | YUEFENG PHB-3 Pen acidity Meter | SMART SENSOR PH808 Pen pH Meter |
| Product Price | $109.00 | In coming |
| Details | Details | |
| Model comparison | ||
| type | Pen style | Pen style |
| Measuring range | 0~14PH | 0~14PH |
| precision | Miscellaneous | Miscellaneous |
| Annex | ||
| Parameter comparison | ||
| PH Measurement Range | 0~14.0 pH | 0.0~14.0 pH |
| Measurement accuracy | +/- 0.1pH +/- 1 word | |
| resolution | 0.1pH | 0.1 pH |
| power supply | 2 AAA batteries, 1.5V * 2; can be used continuously for more than 100 hours | |
| automatic correction | 1 point correction (7.00 pH) | |
