*. Model : HM-31P

*. Range : -2.00~16.00 pH

                 0~±2200 mV,  -5.0~110.0℃

*. Repeatability : ±0.02pH, ±2mV, ±0.2℃

*. Temperature compensation

   Automatic/Manual, 0~100℃ (3-points)

*. Measure interval : 1sec~99M59S

*. Memory : 1,000 Data

*. Electrode : GST-2729C

*. RS-232C

*. 68x173x35mm, 280g

*. Battery powered.  1.5V x 2ea

*. Option : AC Adapter