Bút Đo Độ Ph-009 Ia 0.0-14.0ph

【ter】Pocket Pen Water test Digital PH Meter Tester PH-009 IA 0.0-14.0pHFeatures
For this PH TESTER, it does not includes calibration liquid,the one you get maybe not accurate,In order to ensure the accuracy of this item pls make calibration when you get the parcel.

Wide Application
This digital pen style pH meter is an ideal instrument for aquarium, fishing industry, swimming pool, school laboratory, food & beverage etc.
Please calibrate with the buffer solution before use.

Specifications
Excellent meter, very accurate and durable
Weight:51g
Measuring pH Range: 0.0 - 14.0 pH
Resolution: 0.1 pH
Accuracy: ±0.1 pH
Battery:AG 13 button cell batteries (not included )

Easy to Calibrate
You can simply follow the instruction on the provided packet of solution 4.01 or 6.86, immerse the PH tester in the solution and adjust with the provided screwdriver to dial it in.

Operation
Step 1. Remove the protective cap.
Step 2. First clean the electrode with distilled water, and suck it with filter-paper.
Step 3. Turn on PH by "ON-OFF"switch located on the top of battery case.
Step 4. Immerse the PH meter electrode in solution up to be the immersion level.Under no Step circumstances immerse above display level.
Step 5. Stir gently and wait for the reading to stabilize.
Step 6. After use, Switch off PH, Use the distilled water clean the electrode and replace the protective cap.

Package Contents
1)1 x pH meter
2)1 x screw driver
3)2 pouches of calibration buffer solution (4.01 & 6.86)
4)1 x instruction manual ( English)

Warning Tips
it comes without retail box.

Be careful with the glass probe since it may be a little fragile when you use.
Remember to gently wipe it with a clean, soft cloth when you're done before capping it again.
If the display of meter fades,to replace all the batteries.Pull out the battery case and replace the batteries.Pay attention to the polarity of bat