High Accuracy Measurement: Our P H Tester Offers Unmatched Precision With Its Lab-Quality Glass Probe And Electrode Chip, Delivering Accurate Readings Within The Range Of 2.00 To 14.00. Portable Design: Take Your Measurements On-The-Go With The Compact And Lightweight P H Pen, Ideal For Use In Hydroponics, Household Drinking Water, And Aquariums. Easy To Use: Simply Dip The Probe Into The Liquid, Press The Button, And Wait For The Value To Stabilize For A Quick And Reliable Reading. Automatic Temperature Compensation: The Built-In Atc Function Adjusts To Water Temperature For Instant P H Readings Without The Need For Manual Correction. Wide Application: Perfect For Residential Or Commercial Use, Including Testing In Pools, Spas, Liquid Foods, Laboratories, And Aquaculture. Elevate Your Liquid Measurement Game With The Ultimate Portable P H Tester Designed For Precision And Convenience. This Digital Meter Is Not Just A Tool, But Your Partner In Ensuring The Quality Of Liquids Across Various Fields.