PHscan series waterproof pocket pH tester(PHscan10, 20, 30), The meters are used to measure acidity and alkalinity of liquids.

Hold Function:When measure the sample solution, you need freeze reading temporarily for easy viewing. Waiting for a stable reading, press HOLD key, then the meter will freeze the value. 

 Automatic Temperature Compensation:PHscan30 with temperature sensor, you can view temperature value through temperature key. The meter with automatic temperature compensation for accurate reading under changing conditions.   Waterproof Function:The meter with good waterproof performance, It can float on water. 

Model	PHscan10	PHscan20	PHscan30
pH Range	0.0~14.0pH	0.0~14.0pH	0.00~14.00pH
pH Accuracy	±0.2pH	±0.1pH	±0.05pH
Resolution	0.1pH	0.1pH	0.01pH
Temperature Range	---	---	0~60oC
Temperature Accuracy	---	---	±1oC
Resolution	---	---	1oC
pH Calibration Points	2 points, NIST, pH4.00/6.86/9.18 or USA, pH4.01/7.00/10.01
Temperature Compensation	---	---	0~60oC, Automatic
Auto-Off	8 minutes after last key pressed
Operating Temperature	0~60oC
Non-Volatile Memory	Yes
Power Requirements	3×1.5V alkaline button cell batteries
Battery Life	Approx. 150 hours
Dimensions	180(L)mm×30(Dia.)mm
Weight	85g

Waterproof Pocket pH Tester / Pen Type pH Meter