Products

Suppliers
Filter Gallery
7,954

Tester Pen

Products
PH Meter Digital Tester Voltage Tester Tds Meter Tester Pen Price Tester Pen Factory

Sorry! No matches were found.

AC110-250V Electrical Tester / Test Pencil / Test Pen (WW-VT15)

AC110-250V Electrical Tester / Test Pencil / Test Pen (WW-VT15)

US $ 0.1-0.5 / Piece FOB
3,000 Pieces (MOQ)
Contact Supplier
FUZHOU WINWIN INDUSTRIAL CO., LIMITED

Fujian, China Since 2018
Chat Now Send Inquiry
Voltmeter LCD Display AC Voltage Tester Voltage Tester Pen

Voltmeter LCD Display AC Voltage Tester Voltage Tester Pen

US $ 3-6 / Piece FOB
10 Pieces (MOQ)
Contact Supplier
Audited Supplier
Xi'an Lonn M&E Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Shaanxi, China Since 2020
Chat Now Send Inquiry
Portable Durable Water Tester Pen for Home Quality Assurance

Portable Durable Water Tester Pen for Home Quality Assurance

US $ 11.26-13.14 / 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
Sali Electroprobe Voltage Tester Test Pen

Sali Electroprobe Voltage Tester Test Pen

US $ 0.32-0.33 / Piece FOB
600 Pieces (MOQ)
Contact Supplier
Audited Supplier
Yongkang Shi Pengcheng Abrasive & Apparatus Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
Xi an Rois Autotech Co., Ltd

Shaanxi, China Since 2019
Chat Now Send Inquiry
140mm Professional Test Pencil Screwdriver Voltage Tester Pen (FXT-07)

140mm Professional Test Pencil Screwdriver Voltage Tester Pen (FXT-07)

US $ 0.5 / Piece FOB
12,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
Suzhou Foxmax Tools Co., Ltd.

Jiangsu, China Since 2010
Chat Now Send Inquiry
High Quality CRV Blade Voltage Tester Test Pen (WW-VT05)

High Quality CRV Blade Voltage Tester Test Pen (WW-VT05)

US $ 0.4-0.75 / Piece FOB
3,000 Pieces (MOQ)
Contact Supplier
FUZHOU WINWIN INDUSTRIAL CO., LIMITED

Fujian, China Since 2018
Chat Now Send Inquiry
Sinocare Lancing Device for Blood Test Match with Blood Lancet Pen Type Painless Blood Tester Pen

Sinocare Lancing Device for Blood Test Match with Blood Lancet Pen Type Painless Blood Tester Pen

US $ 0.71-1.86 / Piece FOB
100 Pieces (MOQ)
Contact Supplier
Audited Supplier
Changsha Sinocare Inc.

Manufacturer/Factory & Trading Company

Hunan, China Since 2023
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
PUTIAN BELTRI INC.

Fujian, China Since 2022
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
Xi an Rois Autotech Co., Ltd

Shaanxi, China Since 2019
Chat Now Send Inquiry
10mW 20mW 30mW Fiber Optic Tester Fiber Optic Test Laser Pen with batteries

10mW 20mW 30mW Fiber Optic Tester Fiber Optic Test Laser Pen with batteries

US $ 0.25-0.3 / Piece FOB
1,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
NINGBO EXACT CABLES & WIRE CO., LTD.

Zhejiang, China Since 2020
Chat Now Send Inquiry
DC-1379BP Cash Currency Detector money tester false currency pen for all Banknotes

DC-1379BP Cash Currency Detector money tester false currency pen for all Banknotes

US $ 0.52-0.62 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
EB International Group Limited

Liaoning, China Since 2018
Chat Now Send Inquiry
Voltage Tester Pencil/Electric Tester Pen / Insulated Screwdriver (WW-200VT01)

Voltage Tester Pencil/Electric Tester Pen / Insulated Screwdriver (WW-200VT01)

US $ 0.1-0.5 / Piece FOB
2,000 Pieces (MOQ)
Contact Supplier
FUZHOU WINWIN INDUSTRIAL CO., LIMITED

Fujian, China Since 2018
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
Chat Now Send Inquiry
3 X 140mm Cheap Voltage Tester 100-500V Test Pen (WW-VT11)

3 X 140mm Cheap Voltage Tester 100-500V Test Pen (WW-VT11)

US $ 0.1-0.5 / Piece FOB
3,000 Pieces (MOQ)
Contact Supplier
FUZHOU WINWIN INDUSTRIAL CO., LIMITED

Fujian, China Since 2018
Chat Now Send Inquiry
DC-665BP Banknote tester money detector pen Low Price currency Detector Pen Multi-currency

DC-665BP Banknote tester money detector pen Low Price currency Detector Pen Multi-currency

US $ 0.19-0.23 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
EB International Group Limited

Liaoning, China Since 2018
Chat Now Send Inquiry
3 X 140mm Insulation Tester 100V-500V Test Pen (WW-140VT03)

3 X 140mm Insulation Tester 100V-500V Test Pen (WW-140VT03)

US $ 0.1-1 / Piece FOB
2,000 Pieces (MOQ)
Contact Supplier
FUZHOU WINWIN INDUSTRIAL CO., LIMITED

Fujian, China Since 2018
Chat Now Send Inquiry
DC-665YBP Portable Plastic Bills Detector Water based Fake Money Tester Pen

DC-665YBP Portable Plastic Bills Detector Water based Fake Money Tester Pen

US $ 0.19-0.23 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
EB International Group Limited

Liaoning, China Since 2018
Chat Now Send Inquiry
AC100-500V Voltage Tester / Test Pen (WW-210VT01)

AC100-500V Voltage Tester / Test Pen (WW-210VT01)

US $ 0.1-0.5 / Piece FOB
3,000 Pieces (MOQ)
Contact Supplier
FUZHOU WINWIN INDUSTRIAL CO., LIMITED

Fujian, China Since 2018
Chat Now Send Inquiry
DC-1379BP Multi-currency Money Detector Pen Portable Applicable in USD EURO Tester for Currency Safe False Money Checker

DC-1379BP Multi-currency Money Detector Pen Portable Applicable in USD EURO Tester for Currency Safe False Money Checker

US $ 0.52-0.64 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
EB International Group Limited

Liaoning, China Since 2018
Chat Now Send Inquiry
DC-1379B1C Promotion Gift Money Detector Banknote Tester Pen with UV Light portable

DC-1379B1C Promotion Gift Money Detector Banknote Tester Pen with UV Light portable

US $ 0.6-0.72 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
EB International Group Limited

Liaoning, China Since 2018
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
Shenzhen Yowexa Measurement Technology Co., Ltd.

Guangdong, China Since 2015
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

About Tester Pen FAQ

  • QWhy should I consider buying pH meters in bulk?

    The Tester Pen is a premium choice in the pH Meter category.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.

  • QWhat is the importance of calibrating a pH meter?

    The Tester Pen is an essential part of our pH Meter offerings.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.

  • QWhere can I find reliable manufacturers of pH meters?

    Discover the perfect addition to your pH Meter with our Tester Pen.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.

10 Gram Diagnostic Tool Diabetic Tester Diabetic Foot Screen Test Pen Shape Test Diabetic Monofilament

10 Gram Diagnostic Tool Diabetic Tester Diabetic Foot Screen Test Pen Shape Test Diabetic Monofilament

US $ 0.3 / Piece FOB
2,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
Wenzhou Caretek Medical Device Co.,Ltd

Trading Company

Zhejiang, China Since 2006
Chat Now Send Inquiry
Hot Selling Couterfeit Money Detector Pen, Banknote Tester Pen

Hot Selling Couterfeit Money Detector Pen, Banknote Tester Pen

US $ 0.1-0.2 / Piece FOB
1,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
Ningbo Becol Stationery & Gifts Co., Ltd.

Trading Company

Zhejiang, China Since 2015
Chat Now Send Inquiry
AC 100-500V Dual Head Electrical Tester Pen

AC 100-500V Dual Head Electrical Tester Pen

US $ 0.1-0.13 / Piece FOB
10,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
Phaeton Electronic Co., Ltd.

Jiangsu, China Since 2006
Chat Now Send Inquiry
DC-665BWP Forged Notes Banknote Tester Pen portable bill checker

DC-665BWP Forged Notes Banknote Tester Pen portable bill checker

US $ 0.19-0.23 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
EB International Group Limited

Liaoning, China Since 2018
Chat Now Send Inquiry
10g Esthesiometer Diabetic Monofilament Tester for Diabetic Neuro Test Pen

10g Esthesiometer Diabetic Monofilament Tester for Diabetic Neuro Test Pen

US $ 0.3 / Piece FOB
2,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
Wenzhou Caretek Medical Device Co.,Ltd

Trading Company

Zhejiang, China Since 2006
Chat Now Send Inquiry
185mm 100-500V Manufactured Voltage Electrical Tester Pen with Ce Neon

185mm 100-500V Manufactured Voltage Electrical Tester Pen with Ce Neon

US $ 0.3-0.45 / Piece FOB
360 Pieces (MOQ)
Contact Supplier
Audited Supplier
ShunDe Jiatian Hard Tool Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Promotion Gift Money Checker Counterfeit Detector Banknotes Tester Pen

Promotion Gift Money Checker Counterfeit Detector Banknotes Tester Pen

US $ 0.11-0.32 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Dowdon Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2013
Chat Now Send Inquiry
Light Circuit Tester Electric Clear AC/DC 100-500V Screwdriver Test Pen

Light Circuit Tester Electric Clear AC/DC 100-500V Screwdriver Test Pen

US $ 0.16-0.18 / Piece FOB
500 Pieces (MOQ)
Contact Supplier
Audited Supplier
Wenzhou Meters Int'l Trade Co., Ltd.

Zhejiang, China Since 2014
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
NINGBO SELLWELL LIGHTING APPLIANCE CO., LTD.

Zhejiang, China Since 2021
Chat Now Send Inquiry
10 Grams Medical Diabetic Peripheral Foot Neuropathy Screening Tester Neuro Foot Testing Pin Monofilament Pen

10 Grams Medical Diabetic Peripheral Foot Neuropathy Screening Tester Neuro Foot Testing Pin Monofilament Pen

US $ 0.3 / Piece FOB
2,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
Wenzhou Caretek Medical Device Co.,Ltd

Trading Company

Zhejiang, China Since 2006
Chat Now Send Inquiry
100-500V Portable Flat Screwdriver Type Electric Tester Pen Probe

100-500V Portable Flat Screwdriver Type Electric Tester Pen Probe

US $ 0.6 / Piece FOB
1,000 Pieces (MOQ)
Contact Supplier
Audited Supplier
Wenzhou Meters Int'l Trade Co., Ltd.

Zhejiang, China Since 2014
Chat Now Send Inquiry
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)
Contact Supplier
Audited Supplier
Ningbo Bonny E-Home Co., Ltd.

Zhejiang, China Since 2025
Chat Now Send Inquiry
Yw-322 Live and Null Wire Electrical Safety Test Voltage Pen

Yw-322 Live and Null Wire Electrical Safety Test Voltage Pen

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

Guangdong, China Since 2015
Chat Now Send Inquiry
View More

You may also like

tester machine Instrument Tester electronic tester Electric Tester material tester Roughness Tester

Browse by Categories

Home > Instruments & Meters > Analysis Instrument > pH Meter > Water Quality Testing
2/221
TOP

Search Filter

Categories

More Less
  • pH Meter
  • Liquid Analyzer
  • Hardness Tester
  • Other Test Instrument
  • Other Instruments & Meters
  • Voltage Meter
  • Screwdriver
  • Other Hand Tools
  • Test Probe
  • Other Tools & Hardware

Appliance

More Less
  • Food Analysis
  • Medical Research
  • Biochemistry

Certification

More Less
  • CE
  • ISO9001
  • RoHS

Display

More Less
  • Digital
  • Needle

Portable

More Less
  • Portable
  • Non Portable

Company Type

More Less
  • Manufacturer/Factory
  • Trading Company
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Zhejiang
  • Guangdong
  • Shanghai
  • Jiangsu
  • Henan
  • Fujian
  • Shandong
  • Hubei
  • Hunan
  • Hebei
  • Liaoning
  • Beijing
  • Anhui
  • Shaanxi
  • Sichuan
  • Chongqing
  • Ningxia
  • Tianjin
  • Shanxi
  • Xinjiang
  • Jiangxi
  • Guangxi
  • Hongkong S.A.R.
Reset Done