Umiin Automatic Calibration Digital pH Meter with ATC,Water Quality Tester 0.01pH High Accuracy, 0.00-14.00 Measurement Range, 0.01 Resolution Measure Handheld PH Pen Tester

Umin Automatic Calibration Digital pH 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.

Get accurate pH measurement easily

This pH meter the perfect device for your testing of the acidity or alkalinity of liquids. It is very easy to use - just immerse the electrode to get accurate, fast readings.

How to Calibrate

STEP 1:Turn open pH meter, Clean the electrode in distill water
STEP 2: Immerse the electrode in pH 6.86 standard buffer solution
STEP 3: Press the "CAL" button. Wait until the display digital is 6.86pH and steady
STEP 4: Clean the electrode in distill water and dry it, immerse the electrode in Ph 4.00 standard buffer solution
STEP 5: Press the "CAL" button. Wait until the display digital is 4.00pH. Then complete pH 4.00 calibration
STEP 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:0.00-14.00 pH
Resolution:0.01 pH
Accuracy::0.01 pH
Batteries:2X 1.5V LR44 (included)
Automatic temperature compensation: 0-50¡æ(32-122¨H)
Dimensions:15x2.5x1.3cm/6x1.1x0.5 inch
Net Weight:52g/1.83 oz

Package Includes:

1 x pH Meter
2 x Calibration packets
1 x Carrying case
1 x User's manual

Tips

The glass bulb of the electrode is fragile. Treat it carefully. Don't touch it by hard tools and fingers, suck the water on it gently when cleaning
Clean the electrode with distilled water every time before and after use
Open the battery case or replace battery, then need to recalibrate the meter