1.instrument level: 0.1
2.measuring range: pH:(0.00~14.00)pH .mV:(-1400~1400)mV
3. resolution: pH:0.01pH ,mV:1mV
4.basic error:
5.pH:±0.05pH±1 bytes,mV:±1%(FS)±1 bytes
6.input resistance: 3×1011Ω
7.stability: ±0.05pH/3h
8.temperature compensation: (0~60)℃