This Digital Pen Style pH Meter is used to measure liquid range from 0~14 pH, accuracy up to 0.1pH (at 20°C/68°F). Compact size and portable pen design, that make it convenient to bring and use anytime and anywhere. It's an ideal instrument for aquarium, fishing industry, swimming pool, school laboratory, food & beverage etc.
How to use:
I: Remove the protective cap, rinse the electrode with distilled water, and suck it with filter-paper
II: Turn on pH by “ON-OFF” switch located on the top of battery case
III: Immerse the pH meter electrode in the solution to be tested, stir gently and wait for the numerical value stabilization, then read it
IV: After use, switch off pH, use the distilled water clean the electrode and replace the protective cap
About how to install it, pls see the above picture
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