Measurement range: pH 0.00 to 14.00ph, Temp. 0 to 50 ℃(32 to 122℉ )
Resolution: pH 0.01pH, Temp. 0.1℃,1℉
Accuracy: pH: ±0.02 pH after calibration,  Temp. ±1℃, ±2℉
Dimension:188 x 38mm (electrode included)
pH calibration: pH 4.01, pH 6.86 and pH 9.18, 3 points calibration.

1. range: 0.00 to 14.00 pH.
2. pen type digital ph Meter, all in one, pH electrode is included, easy for general purpose application.
3. waterproof and protection.
4. supplied with a set of pH 4.01, pH 6.86, pH 9.18 buffers.
5. easy to change the pH electrode.
6. option temperature measurement, ℃ or 122℉
7. build in temperature sensor, ATC(auto temperature compensation).
8. auto calibration for pH 4.01, pH 6.86 and pH 9.18.
9. LCD indicates both pH & Temp.
10. date hold function for freezing the desired value.
11. auto power off without any operations after 10 mins.
12. microcomputer circuit, interlligent function, high accuracy.
13. compact size, light weight.
14. power supply by DC 1.5V battery (LR44, BAT) x 4 PCS.
15. Available for wide applications, such as aquarium, beverate, fish hatcheries, food processing, photography, laboratory, quality control, school & colleges, swimming pools, water conditions.