This pH meter is the perfect device for testing the acidity or alkalinity of liquids. It comes with a carrying case and small screwdriver for calibration. It is easy to use - simply remove the protective cap and immerse the electrode in the solution to be measured. Included with the meter are 6.86 and 4.01 pH buffers for an calibration. Instructions for calibration are also included with the pH meter.
Great for all home and laboratory pH testing applications including aquariums, swimming pools