CoZroom 0.1pH High Accuracy Pocket Size pH Meter with ATC and Backlit LCD, 0-14 pH Measurement Range, 0.1 Resolution Handheld, Measure Household Drinking Water(Yellow);

How to use it

Steps
1: Turn on pH meter, Clean the electrode in distill water.
2: Immerse the electrode in pH 6.86 standard buffer solution.
3: Reset with screwdriver, until the display digital is 6.86pH. Then complete pH 6.86 calibration.
4: Clean the electrode in distill water and dry it, immerse the electrode in pH 4.00 standard buffer solution.
5: Reset with screwdriver, until the display digital is 4.00pH. Then complete pH 4.00 calibration.
6: Clean electrode and dry it, put the ph tester into PH 9.18 standard buffer solution. Check if reading is correct between 9.17-9.19pH

Accurate tool

Full measure range of pH 0-14, 0.1pH highly accuracy; reliable and quick reading.

Specifications

- Measuring range: 1-14 pH
- Resolution: 0.1 PH
- Batteries: 4x 1.5V LR44 button cell (AG13)
- Adjustment: trimmer potentiometer
- Automatic temperature compensation: 0-50°C (32-122°F)
- Dimensions: 5.95×1.29×0.79 inches
- Weight:1.87 ounce

Package includes
- 1 x pH Meter
- 1 x Carrying case
- 1 x Adjustment screwdriver
- 2 x Calibration packets
- 1 x User's manual