Feature

●NO CALIBRATION NEEDED: This is a small ph meter which no need calibration for normal use, only one key to operate, easy to bring and simple use. Perfect for any liquid test, wide use in lab, wine, juice, swimming pool and so on.
●CALIBRATION ONLY FOR PROFESSIONAL USER: Though this meter no need calibration and easy to reset to factory default, it also can calibration by professional user. Please refer to USER GUIDE below for details and operate properly.
●WIDE PH MEASUREMENT: 0~14 PH range and temperature test function 0~60℃(℃ display). Long press ON/OFF button to start test, meter will display pH and temperature value alternately.
●PEN TYPE DESIGN: Exquisite and small pen type design with great white color, light weight and easy to carry.
●MAINTENANCE: 1. Always clean the sensor after use by tap water. 2. Check the battery compartment to avoid water into or battery leakage.


Description

No Calibration Pen Type pH Tester USER GUIDE

Quick Step for Use:

1. First time use or long time not use, turn off the meter and put sensor in the sample liquid (don’t put sensor in distilled water) for about 2-5 minutes. Shake it gently in the sample.

2. Long press ON/OFF button to start test, meter will display pH and temperature value alternately. Value will automatic hold when stable.

3. Short press ON/OFF, meter will test again.

4. Long press ON/OFF meter will shut off.

5. After 5 months or accuracy not good, meter in shut down state, long press about 15 seconds, till meter display “dEFA", release button and meter will reset to factory default.

Calibration (For professional user only!)

1. Though this meter no need calibration and easy to reset to factory default, it also can calibration by professional user.

2. Shut down meter, put sensor in the 6.86buffer solution, shake it gently and wait for 2 minutes.

3. Long press ON/OFF about 10 seconds till meter display “CALI”, meter will automatic calibration and no need any operation. After calibration finish, meter will turn off.

Range: 0.0~14.0

Resolution: 0.01

Temperature: 0~60℃

Weight: 45g

Dimension: 173 x 20 x 18mm