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Digital Tester Pen

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Portable Digital pH Tester Pen for Laboratory Quality Testing Solutions

Portable Digital pH Tester Pen for Laboratory Quality Testing Solutions

US $ 4.56 / Piece FOB
1 Piece (MOQ)
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Main Products: Sterile Sampling Bag, Centrifuge Tube, Cryovial, Petri Dishes, Serologial Pipette, Glass Cuvette, Biohazard Bag, Pasteur Pipette, Sampling Bag, Whirl Pack Bag
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Hunan BKMAM International Trade Co., Ltd.

Hunan, China Since 2022
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3-48V Electric Pen with Digital Display LCD Backlight Battery Voltage Circuit Tester

3-48V Electric Pen with Digital Display LCD Backlight Battery Voltage Circuit Tester

US $ 7.5 / Piece FOB
1,000 Pieces (MOQ)
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Structure : Hydraulic Jack
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Xi an Rois Autotech Co., Ltd

Shaanxi, China Since 2019
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Premium Digital LCD Circuit Tester for Car Measuring Pen

Premium Digital LCD Circuit Tester for Car Measuring Pen

US $ 7.5 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: Car Vacuum Cleaner, Car Jack, Car Care, Car Video Recorder, Car Perfume, Car Air Pump, Auto Part, Car Product, Car Accessories, Car Gift
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Xi an Rois Autotech Co., Ltd

Shaanxi, China Since 2019
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TDS Digital Meter Tester Pen for Water Quality (HX-TDS1)

TDS Digital Meter Tester Pen for Water Quality (HX-TDS1)

US $ 2.5 / Piece FOB
100 Pieces (MOQ)
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Style for Purifier : Portable
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Ningbo Homaster Electrical Appliances Co., Ltd.

Zhejiang, China Since 2014
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Fixtec Digital Mini Multimeter Voltage Current Pocket Tester Meter Electric Screwdriver Test Pen with Diode Test

Fixtec Digital Mini Multimeter Voltage Current Pocket Tester Meter Electric Screwdriver Test Pen with Diode Test

US $ 3.15 / Piece FOB
50 Pieces (MOQ)
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Main Products: Power Tools, Electric Tools, Cordless Tools, Bench Tools, Garden Tools, Angle Grinder, Circular Saw, Cordless Drill, Grass Trimmer, Sander
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EBIC Tools Co., Ltd.

Jiangsu, China Since 2011
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Water pH and Chlorine Test Pool pH Tester Meter Pen Thermometer Pool Water Quality Digital Test Pen Waterproof pH Test Pen

Water pH and Chlorine Test Pool pH Tester Meter Pen Thermometer Pool Water Quality Digital Test Pen Waterproof pH Test Pen

US $ 27.31-27.7 / Piece FOB
100 Pieces (MOQ)
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Usage : Industrial, Household
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Ningbo Bonny E-Home Co., Ltd.

Zhejiang, China Since 2025
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Digital Voltage Tester Pen Household Intelligent Induction Electroprobe Power Tester Pen

Digital Voltage Tester Pen Household Intelligent Induction Electroprobe Power Tester Pen

US $ 0.42-0.45 / Piece FOB
500 Pieces (MOQ)
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Main Products: Hose Clamp, Utility Knife, Safety Products, Cutting Tools, Strike Tools, Fastening Tools, Safety Helmet, Hammer, Warming Tape, Plastic Injection
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Wenzhou Meters Int'l Trade Co., Ltd.

Zhejiang, China Since 2014
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Portable Swimming Pool pH Tester pH Meter Pen Thermometer Pool Water Quality Digital Test Pen

Portable Swimming Pool pH Tester pH Meter Pen Thermometer Pool Water Quality Digital Test Pen

US $ 2.62 / Piece FOB
50 Pieces (MOQ)
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Portable : Portable
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Ningbo Bonny E-Home Co., Ltd.

Zhejiang, China Since 2025
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Compact Water Quality Tester Pen for pH, TDS, and Ec Measurements

Compact Water Quality Tester Pen for pH, TDS, and Ec Measurements

US $ 3.99-4.55 / Set FOB
10 Sets (MOQ)
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Main Products: Sensor, Instrument
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Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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4 in 1 Water Tester Pen for TDS pH Temp Ec

4 in 1 Water Tester Pen for TDS pH Temp Ec

US $ 14.3-15.6 / Piece FOB
5 Pieces (MOQ)
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Portable : Portable
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Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Portable Salinity Tester Pen with High-Precision Measurement Features

Portable Salinity Tester Pen with High-Precision Measurement Features

US $ 8.9-13.27 / Piece FOB
2 Pieces (MOQ)
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Main Products: Sensor, Instrument
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Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Yw-322 12V/48V-1000V AC Non-Contact Electrical Test Pen

Yw-322 12V/48V-1000V AC Non-Contact Electrical Test Pen

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
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Installation : Portable Precise
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Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
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Highly Quality Tester Filter Pen for Drinking Water TDS Meter

Highly Quality Tester Filter Pen for Drinking Water TDS Meter

US $ 0.9-1 / Piece FOB
50 Pieces (MOQ)
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Main Products: LED Grow Lights, Ec Tt Inline Fan, Double Ended 1000W Light Fixture, Digital Ballast 600W, LED 1000W Bar Fixture Grow Light, HPS/Mh Grow Light Bulbs, CMH315W Light Fixture, Wall Fan, LED Grow Light Quantum Board, LED Grow Light Gavita 1930e
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PUTIAN BELTRI INC.

Fujian, China Since 2022
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4 in 1 Water Quality Tester Pen TDS pH Temp Ec Portable Multi-Parameter Meter

4 in 1 Water Quality Tester Pen TDS pH Temp Ec Portable Multi-Parameter Meter

US $ 14.3-15.6 / Piece FOB
5 Pieces (MOQ)
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Certification : ISO9001, RoHS, CE
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Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Non-Contact AC Voltage Tester Pen for Live/Null Wire Judgment

Non-Contact AC Voltage Tester Pen for Live/Null Wire Judgment

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
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Main Products: Coating Thickness Gauge, Data Logger, Temperature Humidity Monitor, Air Quality Monitor, Thermometer, Yw Meter
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Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
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Easy-to-Use Portable Salinity Tester Pen for Everyday Water Testing

Easy-to-Use Portable Salinity Tester Pen for Everyday Water Testing

US $ 8.9-13.27 / Piece FOB
2 Pieces (MOQ)
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Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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High-Precision Portable Salinity Tester Pen for Water Quality Analysis

High-Precision Portable Salinity Tester Pen for Water Quality Analysis

US $ 8.9-13.27 / Piece FOB
2 Pieces (MOQ)
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Main Products: Sensor, Instrument
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Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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5 In1 High-Precision Portable Salinity pH Water Tester Pen

5 In1 High-Precision Portable Salinity pH Water Tester Pen

US $ 8.9-13.27 / Piece FOB
2 Pieces (MOQ)
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Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Affordable Portable pH Meter and TDS/Ec Water Quality Tester TDS&Ec Testing Pen

Affordable Portable pH Meter and TDS/Ec Water Quality Tester TDS&Ec Testing Pen

US $ 3.99-4.55 / Set FOB
10 Sets (MOQ)
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Main Products: Sensor, Instrument
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Audited Supplier
Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Breakpoint Electric Test Instrument Non-Contact AC Voltage Tester Pen

Breakpoint Electric Test Instrument Non-Contact AC Voltage Tester Pen

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
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Display : Digital
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
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Related Videos
  • What is Portable Digital pH Tester Pen for Laboratory Quality Testing Solutions
    What is Portable Digital pH Tester Pen for Laboratory Quality Testing Solutions
    US $ 4.56 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Fixtec Digital Mini Multimeter Voltage Current Pocket Tester Meter Electric Screwdriver Test Pen with Diode Test
    What is Fixtec Digital Mini Multimeter Voltage Current Pocket Tester Meter Electric Screwdriver Test Pen with Diode Test
    US $ 3.15 /Piece
    50 Pieces (MOQ)
    Contact Supplier
  • What is Portable Swimming Pool pH Tester pH Meter Pen Thermometer Pool Water Quality Digital Test Pen
    What is Portable Swimming Pool pH Tester pH Meter Pen Thermometer Pool Water Quality Digital Test Pen
    US $ 2.62 /Piece
    50 Pieces (MOQ)
    Contact Supplier
  • What is Compact Water Quality Tester Pen for pH, TDS, and Ec Measurements
    What is Compact Water Quality Tester Pen for pH, TDS, and Ec Measurements
    US $ 3.99-4.55 /Set
    10 Sets (MOQ)
    Contact Supplier
Competitive Price LCD Display Pen Type TDS for Hydroponics Aquarium

Competitive Price LCD Display Pen Type TDS for Hydroponics Aquarium

US $ 3-10 / Piece FOB
100 Pieces (MOQ)
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Main Products: Water Filter, Water Purifier, Reverse Osmosis System, Filter Housing, Filter Cartridge, RO Membrane, Mineral Pots, PP Filter, CTO Filter, Udf Filter
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NanJing Tsung Water Technology Co., Ltd.

Jiangsu, China Since 2015
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Electroprobe Professional Test Pencil Screwdriver Voltage Tester Pen

Electroprobe Professional Test Pencil Screwdriver Voltage Tester Pen

US $ 0.23 / Piece FOB
2,000 Pieces (MOQ)
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Display : Digital
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NINGBO SELLWELL LIGHTING APPLIANCE CO., LTD.

Zhejiang, China Since 2021
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Measuring Induction AC100-500V Voltage Tester Electroprobe Test Pen

Measuring Induction AC100-500V Voltage Tester Electroprobe Test Pen

US $ 0.23 / Piece FOB
2,000 Pieces (MOQ)
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Main Products: Smart LED Light, LED Bulb, LED Filament Lamp Bulb, LED Flood Light, LED Panel Light, LED T5 T8 Tube, LED WiFi Bulb, LED Decorative Bulb, LED Car Bulb, LED WiFi Flood Lamp
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NINGBO SELLWELL LIGHTING APPLIANCE CO., LTD.

Zhejiang, China Since 2021
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About Digital Tester Pen FAQ

  • QWhat is the importance of calibrating a pH meter?

    Discover the perfect addition to your pH Meter with our Digital Tester Pen.Calibrating a pH meter is crucial for ensuring accuracy in measurements. Regular calibration helps maintain the instrument's reliability and accuracy, necessary for accurate readings in various solutions. Consult a professional supplier for calibration tips.

  • QWhy should I consider buying pH meters in bulk?

    Discover the perfect addition to your pH Meter with our Digital Tester Pen.Purchasing pH meters in bulk offers cost savings, ensures supply availability, and streamlines the procurement process. Bulk buying from a trustworthy supplier can qualify you for discounts and customized solutions, meeting your specific measurement instrument needs.

  • QWhere can I find reliable manufacturers of pH meters?

    The Digital Tester Pen is a premium choice in the pH Meter category.Finding reliable pH meter manufacturers in China can be done through industry directories, B2B platforms, and trade shows. Choose suppliers with a solid reputation and experience in producing high-quality instruments. Verify certifications and request product samples for quality assurance.

User-Friendly 4 in 1 Digital Water Quality Tester Pen

User-Friendly 4 in 1 Digital Water Quality Tester Pen

US $ 9.8-11.12 / Piece FOB
5 Pieces (MOQ)
Contact Supplier
Audited Supplier
Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
Chat Now Send Inquiry
Precision Digital Water Tester Pen for pH, Ec, TDS, & Temperature

Precision Digital Water Tester Pen for pH, Ec, TDS, & Temperature

US $ 9.8-11.12 / Piece FOB
5 Pieces (MOQ)
More
Main Products: Sensor, Instrument
Contact Supplier
Audited Supplier
Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
Chat Now Send Inquiry
Affordable Digital pH Tester Pen for Water Quality Monitoring

Affordable Digital pH Tester Pen for Water Quality Monitoring

US $ 83-95 / Piece FOB
2 Pieces (MOQ)
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Channel : 2 Channel
Contact Supplier
Audited Supplier
Henan Bingsheng Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Mini Non-Contact Voltage Tester Detection Pen Voltage Tester Electric Pen Probe

Mini Non-Contact Voltage Tester Detection Pen Voltage Tester Electric Pen Probe

US $ 5.5-6.5 / Piece FOB
50 Pieces (MOQ)
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Main Products: Food Thermometer, Digital Thermometer, Cold Chain Data Logger
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Xi'an Lonn M&E Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Shaanxi, China Since 2020
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Portable Digital Orp Tester Pen Type with Competitive Price

Portable Digital Orp Tester Pen Type with Competitive Price

US $ 888 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Shanghai Hello Pure Water Treatment Technology Co., Ltd.

Trading Company

Shanghai, China Since 2015
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Yw-322 AC Voltage Detector Pen with Adjustable Sensitivity

Yw-322 AC Voltage Detector Pen with Adjustable Sensitivity

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
More
Main Products: Coating Thickness Gauge, Data Logger, Temperature Humidity Monitor, Air Quality Monitor, Thermometer, Yw Meter
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Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
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Transparent Electrical Test Pencil Voltage Test Pen Tester in Guangzhou

Transparent Electrical Test Pencil Voltage Test Pen Tester in Guangzhou

US $ 0.55-0.85 / Piece FOB
500 Pieces (MOQ)
Contact Supplier
Audited Supplier
Guangzhou 247 International Co., Ltd

Guangdong, China Since 2013
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Yw-322 AC Non-Contact Voltage Tester Live/Null Wire Distinguish Pen

Yw-322 AC Non-Contact Voltage Tester Live/Null Wire Distinguish Pen

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
More
Main Products: Coating Thickness Gauge, Data Logger, Temperature Humidity Monitor, Air Quality Monitor, Thermometer, Yw Meter
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
Chat Now Send Inquiry
Yw-322 Non-Contact Voltage Tester Pen for Electrician

Yw-322 Non-Contact Voltage Tester Pen for Electrician

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
More
Installation : Portable Precise
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
Chat Now Send Inquiry
Yw-322 AC Voltage Tester Electric Test Pen

Yw-322 AC Voltage Tester Electric Test Pen

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
More
Main Products: Coating Thickness Gauge, Data Logger, Temperature Humidity Monitor, Air Quality Monitor, Thermometer, Yw Meter
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
Chat Now Send Inquiry
Yw-322 Sound Light Alarm Non-Contact Voltage Tester Pen

Yw-322 Sound Light Alarm Non-Contact Voltage Tester Pen

US $ 7.2-8.8 / Piece FOB
1 Piece (MOQ)
More
Installation : Portable Precise
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
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Crownman Electric Tools, 250V Digital Voltage Tester Pen with CE Certificate

Crownman Electric Tools, 250V Digital Voltage Tester Pen with CE Certificate

US $ 0.42-0.52 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Zhangjiagang Primwell Imp. & Exp. Co, Ltd.

Jiangsu, China
Chat Now Send Inquiry
Voltage Detector Blue Backlit Screwdriver Digital Display Induction Tester Pen

Voltage Detector Blue Backlit Screwdriver Digital Display Induction Tester Pen

US $ 0.5-1 / Piece FOB
50 Pieces (MOQ)
Contact Supplier
Ningbo Topeast Electronic Technology Co., Ltd.

Zhejiang, China
Chat Now Send Inquiry
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