2 points push-button calibration with auto-buffer recognition
Hold function momentarily freezes reading for easy viewing

pH Range:  0.0~14.0pH

pH Accuracy: +/-0.5pH

Temperature Range: 0~60oC

Temperature Accuracy:+/-1oC

pH Calibration Points: 2 points

Calibration Solution:NIST, pH4.00/6.86/9.18 or USA, pH4.01/7.00/10.01

TemperatureCompensation:0~60oC, Automatic

Auto-Off:  8 minutes after last key pressed

 Operating Temperature:0~60oC

Power Requirements:3×1.5V alkaline button cell batteries

Battery Life:Approx. 150 hours

Dimensions:180(L)mm×30(Dia.)mm

Weight:85g