PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium

PH02 with backlit convenient PH meter PH meter PH measuring pen
Feature:
New
This pen style pH meter is accuracy for testing PH level of liquids in various applications, it is an ideal tool for aquarium, fishing industry, swimming pool, school laboratory, Spas and food etc.
Excellent meter, accurate and
Built with Automatic Temperature Compensation (ATC)
Accuracy: ±0.1 pH(at 20°C), ±0.2 pH
Resolution: 0.1 pH
pH Range: 0.0 - 14.0 pH
Calibration: auto
Power: 4x 1.5V alkaline
Weight: 55g
Size: 160x 35x 23mm
Notice：
calibrate before use if:
Meter has been using(or hasn’t been using) for a long time
You want a highly accurate reading
Calibration Step：
the tester up to the maximum immersion level in pH 6.86 buffer solution.(Always use fresh for calibration)
Allow the reading to stabilize and Hold Down for three seconds until the screen flashes and let go. Automatic correction will take about five seconds. When the display displays END, the correction will be completed
Package Content:
1 x PH Meter
2 x Calibration Buffer Solution (4.0 & 6.86)
1 x Instruction Manual