Hecotrax Digital PH Meter PH Tester 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range with ATC for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics (Blue)

Widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponic, Pool & Spa, Colloidal Silver, Water Treatment and more. It’s a must have handy tool for every household, testing for tap water, filtered water, distilled water, bottled water, well water, refrigerated water, etc. Calibration tips: a. Dissolve pH buffer powder in 250ml of distilled water. b. Turn on pH meter and clean the electrode in distilled water, then immerse the electrode in the pH standard solution. c. Press ' CAL' button, wait until the reading is the same as the PH value of buffer powder and steady. d. Clean electrode with distilled water and dry it. Specifications: ? Measuring range: 0.00-14.00 pH ? Resolution: 0.01 pH ? Accuracy: 0.01 pH ? Batteries: 2X 1.5V LR44 (included) ? Automatic temperature compensation: 0-50?(32-122?) ? Dimensions: 15.5x3.1x1.8 cm/6.1x1.2x0.7 inch ?Weight: 50g / 1.7oz Package Includes: ? 1 x pH Meter ? 3 x Calibration packets ? 1 x Carrying case ? 1 x User's manual Note: 1.Clean the electrode with distilled water every time before and after use. 2. Be careful with the glass probe since it may be a little fragile when you use. 3. Open the battery case or replace battery, then need to recalibrate the meter. 4. Don not drop the entire TDS meter in the water or dip beyond the maximum immersion level. 5. Remember to gently wipe it with a clean, soft cloth when you're done before capping it again.