Sinotester PH-281 Pen Type pH Meter (0~14pH)

- Measuring range: 0.0~14.0 pH
- Resolution: 0.1 pH
- Accuracy: ±0.05pH
- ATC:0-60℃
- Working voltage:4*1.5V (AG-13 type button cell battery)
- Working condition:0~50℃, RH<95%
- 1 point calibration

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