Features:
Main engine: digital PH meter, adopts 3 1/2 bit LCD digital display. It has features such as portable, simple operation, etc.
Electrode: E-201 glass PH combined electrode; range of measurement: 0-14PH; temperature range: 0-90°C; supplement of KCL solution is not required.
Standard liquid: 4.00PH   6.86PH

Technical parameters:
1. Range of measurement: 0.00-14.00pH
2. Resolution ratio: 0.01pH
3. Grade: 0.050level
4. Stability: ±0.05pH/24h
5. Adjustable range: zero ±1.45pHslope 80% ~100%
6. pH standard liquid: 6.86/4.01/9.18
7. Signal input impedance: ≥1×1012Ω
8. Working voltage: DC 9V battery
9. Weight: 0.35Kg
10. Working condition:
① Environment temperature : 0 ~ 40℃
②Relative air humidity: ≤90%
③Without strong magnetic-field interference except earth magnetic field