KETOTEK Digital PH Meter, PH Meter with ATC, Water PH Test Meter with 0.00-14.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming Pools. High Accuracy 0.01 PH Pen Tester [Updated]

Specification:
Measure range: 0.00- 14.00PH
Resolution: 0.01PH
Accuracy: 0.01 PH
Power Supply: 2*1.5V (LR44 Button cell) (Included)
Operating Temperature: 0°C - 60°C
Dimension: 155mm* 31mm * 18mm
Weight: 50g

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, make the reading on display the same as the PH value of buffer powder and steady.
d. Clean electrode with distilled water and dry it.

Packaging:
- 1×Digital PH Meter
- 2×Calibration Packets
- 1×Carrying Case
- 1×User Manual

Reminder:
- Pls make the connecting shrapnel of the battery case orient towards the side of LCD display, when you install battery case into the PH meter. To avoid battery case that are got stuck in PH tester.
- Pls recalibrate the PH tester after open the battery case or replace the battery.
- Pls clean the electrode with distilled water before or after use it.