Wholesale Digital Pen Water Acid and Alkali Test PH Meter OW-618

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US $14-20 / Piece | 100 Piece/Pieces Wholesale Digital Pen Water Acid and alkali Test PH Meter OW-618 (Min. Order)
Supply Ability:
5000 Piece/Pieces per Week Wholesale Digital Pen Water Acid and alkali Test PH Meter OW-618
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
Product name:
Digital Pen Water Acid and alkali Test PH Meter
Power Supply:
4*1.5V(AG-13) button cell battery
pH Range:
±0.1PH ±1℃
3-point automatic calibration
Automatic Temperature Compensation:
1 year quality warranty
Packaging & Delivery
Packaging Details
60pcs/carton, Carton size: 43*42*37cm, G.W.: 10kg
Delivery Time
3-5 working days after payment

Wholesale Digital Pen Water Acid and alkali Test PH Meter OW-618


Product Description


This is a highly accurate pen-type pH meter with simultaneous temperature measurement (°C / °F).


Compared with other traditional pH meters, the most important feature would be 3-point automatic calibration that you can perform calibration more accurately and easily with a button by following the instruction manual.


Moreover, it is designed to be IP65 waterproof and the sensor probe can be replaced easily by users.


The backlight LCD equipped enables users to do testing and measurement even in dark fields. 


Automatic Temperature Compensation (ATC) is also equipped, so that you don’t need to worry about the effect of temperature change on pH level. pH value will be automatically adjusted in temperature between 0°C- 50°C (32°F-122°F).


This pH meter is very useful to test pH level of liquids for various industries and applications such as water sources, environmental monitoring, laboratories, hydroponics, aquariums, swimming pools, spas and food processing etc.



* Concurrent pH & Temperature measurement

* Large LCD with backlight 

* Switchable temperature scales (°C / °F)

* Built with Automatic Temperature Compensation (ATC)

* 3-point automatic calibration

* Replaceable sensor probe

* IP65 waterproof

* Calibration buffer powder (pH 4.00, pH 6.86 & pH 9.18) included


Technology Parameters:  

Measuring RangepH: 0.00~14.00pH 
Temp.: 0°C~50°C (32°F~122°F)
AccuracypH: ±0.03pH 
Temp.: ±0.5°C(±1°F)
Resolution   pH: 0.01pH
Temp.: 0.1°C(0.2°F)
Automatic Temperature Compensation0°C~50°C
Operating Temperature0°C~50°C
Waterproof GradeIP65
Auto Power Offafter 4 minutes without any operation
Calibration3-point automatic calibration
Power Supply4*1.5V(AG-13) button cell battery
Warranty1 year
CertificationsCE and RoHS
Packingshipping by carton
Detailed Images



Company Information






1.What's the MOQ?

Answer: It's 100pcs, but if you need less, it’s ok, but the price will be changed based on your quantity. 


2.What is your quality warranty?

Answer: All of our products are with 1 year quality warranty.


3.Shall we print our logo/brand?  

Answer: Yes, of course. OEM is absolutely supported; both on package or devices. 


4.What certificates do you have?

Answer: All electronic products are with CE & RoHS certificates. 


5.How can I get a sample? What’s the sample fee? How long will it take?

Answer: Please confirm with us the model you’ll purchase, and you prepaid the sample fee , after sample tested and qualified, we will refund this sample fee when you place the bulk order. We can send out the sample within 2 working days after receiving payment. 


6.What’s the lead-time for orders?

Answer: Normally it takes 3-5 working days after receiving payment. Up to your quantity.


7.Do you hold quantities in stock ready to ship?

Answer: Yes, we usually hold some quantities in stock, such as 100pcs or 200pcs are ready to ship immediately. 


8.What about your after-sale services?

Answer: We have 100% QC before shipment. If there are some unexpected problems happen, we hope to solve these problems with our customers through friendly ways as below:

1, If it’s quality problem, customers must provide photos or videos and other evidences to us for identify. After confirmation, we’ll send the new products to replace the damages in next order.

2, If it’s man-made damaged, customers should take full responsibility.


9.How to Contact Us?

Please Write Down your Inquiry Details  to Get Quick Answer, and Click "Send". We will reply as soon.


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Wholesale Digital Pen Water Acid and alkali Test PH Meter OW-618

Wholesale Digital Pen Water Acid and alkali Test PH Meter OW-618