PH Meter 0.01 PH Battery Powder High Precision Water Quality EC Tester 0-14 PH Measurement Range For Aquarium Swimming Pool Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test indoor gardening 01 pH buffer powder and

01 pH buffer powder and 9

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Mini Sowing Seed Dispenser

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PH Meter 0.01 PH Battery Powder High Precision Water Quality EC Tester 0-14 PH Measurement Range For Aquarium Swimming Pool Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test indoor gardening 01 pH buffer powder andSpecifications: Measure range: 0. 00 14. 00PH Resolution: 0. 01PH Accuracy: 0. 01 PH (at 25) Power Supply: 2*1. 5V (LR44 Included) Operating Temperature: 0 80 (32 176) Dimension: 155mm* 31mm * 18mm 6. 101. 220. 70 Weight: 50g 1. 76oz Calibration: 1. Turn on the pH meter. 2. Dissolve each buffer solution in 250 ml of distilled water. 3. Immerse the electrode into the pH 6. 86 solution (under the temperature of 25). 4. Press the CAL(calibration) button