Digital Electric PH Test Pen Pocket Meter

This pH meter is designed to determine the acidity or alkalinity of liquids. It’s incredibly easy to use – just immerse the electrodes and the LCD screen will display the readings automatically. Automatic calibration eliminates the need for any other tool. ATC (Automatic Temperature Compensation) automatically explains the temperature changes. Complete measurement range of pH 0-14, 0.01 pH resolution, Accuracy – 0.05pH.

1.4 in 1 water quality tester pen:Can measure PH/TDS/EC/TEMP of solution.
2.Large and clear LCD screen with backlight,easy to read and accurately measuring functions.
3.Test temperature in degrees / Fahrenheit(switchable unit).
4.Electrode probe can be replaced,ATC function.Automatic temperature compensation.
5.Apply in water sources,aquarium,hydroponics,spas,swimming pools and other water systems.

Descriptions:
1.The meter is an inexpensive and convenient digital tool to instantly check your overall water quality.
2.A great tool for water sources,aquarium,hydroponics,spas,swimming pools and other water systems.

Specifications:
Color:Red
Range:
PH:0.00 ~ 14.00pH
TDS:0.00 ~ 19990ppm
EC:0.00 ~ 19990us/cm
Temperature:0°~ 60° (32°~ 140°)
Resolution:
PH:0.01pH
TDS:1ppm
EC:1us/cm 
Temperature:0.1 Celsius degree (0.2 Fahrenheit)
Accuracy:
PH:±0.05pH  
TDS:±2%
EC:±2%
Temperature:±0.5 Celsius degree
Waterproof rating:IP55
Temperature Compensation:0 ~ 60 Celsius degree (32 ~ 140Fahrenheit)
Working temperature:0~ 60 Celsius degree (32 ~ 140 Fahrenheit)
Battery:3×1.5V Button Cell Batteries (NOT Included)
Size:183x37x37mm/7.2×1.5×1.5in
Weight:90g/3.2oz