Pocket Portable Digital PH Meter Tester for Pool Water Aquarium Hydroponic Wine

 Features: 

Brand New and High Quality.

Excellent meter, very accurate and durable.

With protective plastic case and calibration screwdriver.

An ideal instrument for aquarium, fishing industry, swimming pool, school laboratory, food & beverage etc.

In addition, you must calibrate this tester whenever the following happens:                   

If the tester was used or lay aside long time;  recalibrate it                

It was used too often;  recalibrate it                

Need High Accuracy.   recalibrate it            

Note: You will Need calibrate after you get it.  

Specification:

*Measuring pH Range: 0.0 - 14.0 pH

*Resolution: 0.1 pH

*Accuracy: ±0.1 pH (at 20°C/68°F), ±0.2 pH

*Operating Temperature: 0 - 50°C (32 - 122°F)

*Calibration: Manual, 1 point

*Relative Humidity: <95%

*Life: Approx.700 hours of use

*Size: 152mm x 30mm x 15mm (5.9x1.2x0.6")

*Trimming: By potentiometer

*Battery: 3*1.5v (AG-13 button battery) (included)

*Net Weight: Approx. 57g (after installed batteries)