Etekcity High Accuracy Pocket Size Handheld pH Meter Pen Tester, Yellow (Certified Refurbished)

Get accurate pH measurement easily
The Etekcity pH-2011 meter is a perfect device for you to test the acidity or alkalinity of liquids. With resolution of 0.01pH and a 0.05pH range of error, you may get higher accuracy than other pH meters.

Ideal for many household or laboratory applications
With a standard measuring range of 0-14 pH, the pH meter is great for a wide range of tasks. Etekcity customers have used the meter in a huge variety of applications including: swimming pool, tap water, home brewing, laboratory testing, aquarium maintenance and much more!

Specifications:
Measuring range: 0-14 pH
Resolution: 0.01 pH
Accuracy: 0.05 pH
Batteries: 4x 1.5V LR44 button cell (AG13)
Automatic temperature compensation: 0-50°C (32-122°F)
Dimensions: 5.94x1.30x0.79in
Weight: 1.87oz /53g

Package Includes:
1 x Etekcity® pH Meter 2011
4 x 1.5V LR44 button cells
1 x Adjustment screwdriver
2 x Calibration packets
1 x Carrying case
1 x User's manual

Note:
Please make sure immersing level is below 1.5 in when testing.
Please do not put the electrode directly against any hard surface.
Please only use liquid water for clean purpose, no soft paper, cloth or cotton.

Recommendation：
When product is not used for 1 week or more, client should do the calibration opration for accurate reading.
For initial use, make sure the meter is shut down, probe in distilled water 1-2 hours to active electrode, then do calibration operation.
A pack of calibrated powder should be dissolved in 250ml distilled water, fluid can be sealed and stored in 10-20 ℃，avoid derect light for 3 months.