PH02 LCD Digital PH Pen Water Quality Tester Pocket Portable Cheap PH Meter Tester with ATC for Water (1600812704238)

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Price:$0.50 - $1.99
Price in USD:Details


Product Overview



Product Features:

Easy to Use: Simply immerse the pH meter electrode in the solution to be tested, readings are quickly display on a large lcd display
Wide Application: Ideal instrument for any aquarium, the fishing industry, swimming pools, spa, school laboratories, food & beverage, drinking water etc.
Auto Calibrated: Features in-built calibration with 2 buffer powders(included).Just press a button to finish the calibration. This pH meter is factory calibrated. Users can use it directly.
Fast and Accurate Results: No need to work with those annoying color charts and test strips.
Compact Portable Design: Pocket fitting pH meter that's also lightweight and compact. Total concealed fit in your bag or pocket for easy, casual carrying.
1.Remove protective cap.
2.First rinse the electrode with distilled water and suck it with filter paper.
3.Turn the meter on by pressing “ON/OFF” key.
4.Immerse the pH meter electrode in the solution to be tested (should not be over the immersion line).
5.Stir gently and wait around 30 seconds till the reading stabilizes.
6.After finishing, clear the electrode with pure water, turn the meter off by pressing “ON/OFF” key.
7.Always replace the protective cap after use.

1.Turn on PH meter
2.Disolve each buffer solution in 250ML of distilled water
3.Immerse the electrode into the PH 6.86 solution,(under the temperature of 25)
4.Press the “CAL”(calibration)button for 5 seconds and release
-Display will start flashing 6.86
-Wait until the display stops flashing.
Rinse the electrode with distilled water and dry it with filter paper.
5.Immerse the electrode in PH 4.00 solution,
-Press“CAL”button for 5 seconds,then press and release immediately second time
-Reading will start flashing 4.00
-Wait until display stops flashing
Rinse and dry the electrode with distilled water as before.
6.Place the meter back to the buffer solution to test calibration.If incorrect,please repeat the calibration
7.If approximate PH of your test solution is known to be above 7.0,calibrate the meter using 6.86 and 9.18 solution. To do this,please follow the calibration chart,The third step is the calibration method for 9.18 point.


If the tester was used or lay aside long time: recalibrate it.
If you open battery case or replace battery: recalibrate it.
The glass bulb of the electrode is fragile.
Don't touch it by hard tools and fingers, suck the water on it gently when cleaning.
NOTE:This item come without battery, and it need LR44 cell BATTERY

LCD Digital
0.01 pH,
±0.01 pH
Operating Temperature
PH range

Details Images

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Why Choose Us

Why choose us
1. We have our own factory with strong R&D center and QA team which can make sure your goods c an be sent out on time and in superior quality.

2. We have experienced and dedicated core members to offer you professional and reliable

Company Information
Fuzhou Hedao Trade Co., Ltd., located in Fuzhou, Fujian, specializes mainly in exporting all kinds of refractometers,such as Digital refractometer, Abbe refractometer,Gem refractometer,Handheld refractometer(Brix Refractometer,Beer brewing refractometer,Honey Refractometer,Salinity Refractometer,Clinical Refractometer,Oe Refractometer,Wine Refractometer,Antifreeze Refractometer,Industrial Fluid Refractometer,Milk refractometer).Also specialized in Gem identified instruction, Fiber microscope. .


Q: How do you guarantee the quality?

A: One year's guarantee from date on B/L. Normally. If it's quality problem, we promise to return goods or funds.

Q: Is OEM available?

A: Yes, all goods can be custom made by your requirements, including packing, LOGO print, etc.

Q: Can we buy 1 pc for sample testing?

A: Yes, we are glad to send 1pc for quality testing if we have stock of the model you required.

Q: How to deliver the goods for trial order or small order?

A : For small order, we prefer to choose international express, such as DHL, TNT, EMS which are faster and more convenient for customer. Also, we cooperate with an express agent that can give us a big discount for express fee which is much lower than that quoted by official. For the goods with detachable battery, the express fee can be lower down if the goods is sent out without battery.

Q: What kind of payment your company accept?

A : T/T , Western Union,MoneyGram, Paypal , ect.

Q: If we have not found the model from website, what should we do?

A: Please email us with description and picture of the product, we research and develop new model every month, and some of them maybe have not been uploaded in website immediately. But If this is a new products for us, we can develop it for you after get all detailed information about your product.

Our Services

1. 100% quality guarantee
2. Quick delivery time
3. OEM service
4. Promptly reply you within 24 hours
5. We treat clients as friend .Giving best service and sincere greetings

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