0.05pH High Accuracy Pocket Size pH Meter with ATC and Backlit LCD, 0-14 pH Measurement Range, 0.01 Resolution Handheld, Measure Household Drinking Water(Red) Model:

TeikapH Meter is professional and ideal tool for you testing your water level. The cap keeps the sensor moist when stored upright, and can be used as a container for sensor-conditioning.

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 meter into PH 9.18 standard buffer solution. Check if reading is correct between 9.17-9.19pH

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: 151mmÃ-33mmÃ-20mm
- Weight: 53g

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