The Volmate meter is a perfect device for you to test the acidity or alkalinity of liquids. With resolution of 0.01pH, a 0.05pH range of error and ATC function you may get higher accuracy than other pH meters. With a standard measuring range of 0-14 pH, the pH meter is great for a wide range of tasks, such as swimming pool, tap water, home brewing, laboratory testing, aquarium maintenance and much more! The Volmate meter is factory calibrated. Customers can use it directly. When the electrode exposed to air for extended period of time, users should calibrate it. This meter designed with auto calibration button. No need any adjustment screwdrivers, just press this button to finish the calibration. Package Includes 1 x Volmate meter 2 x 1.5V LR44 button cells(build-in) 3 x Pouch of pH Buffer Powders 1 x Carrying case 1 x User's manual Note 1. Please make sure immersing level is below 1.5 in when testing. 2. A pack of calibrated powder should be dissolved in 250ml distilled water, fluid can be sealed and stored in 10-20 ℃，avoid direct light for 3 months.
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