DIGITAL ATC PH METER + TDS EC METER Water Quality

DIGITAL ATC PH TDS EC TEMPERETURE METER (WITH BUFFER POWDERS AND BATTERIES FOR BOTH METERS). USED FOR WATER QUALTY CHECK TESTING, LIQUIDS / SOLUTION ANALYSIS ETCPortable Digital ATC PH Meter 0.00~14.00 Water Fish Tank

• WATER QUALITY TEST
• ATC AUTOMATIC TEMPERATURE CALIBARATION
• BUFFER POWDERS INCLUDED
• BATTERY INCLUDED
• FACTORY CALIBRATED READY TO USE
  

Monitor Water Quality Solution Analyze r LCD Glass ElectrodeHow
to use:1. 1 bag 6.86 PH buffer powder  needs 250ml water(Distilled
water, Pure water, water with PH value neutral in room temperature),
then shake it gently, then use the pen to test it. If it display 6.8,
then the pen is good to use.2. If not, please use the screw to calibrate
it ( The hole in the back ) , until the value is 6.83. If use 4.0 powder
r to calibrate, the test result need to be 4.0, and the pen need to
stay in the water.

Note:

The PH meter need to be re calibrated, when:

1.  The PH meter has been used or placed for a long time2. the PH meter has
   been used frequently3. High accuracy is needed.How to use 

• Take the electrode cover off before use.
• Press the ON/OFF key, place the electrode into the solution to be tested;
• After the value is stable, press the HOLD button to take out and reading;
• After finished, press the ON/OFF key, wipe the electrode clean, and insert the electrode protection Cover;
•