Brake Fluid Liquid Tester Pen DOT3 DOT4 DOT5 1

9.2
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⋅ TECHNICAL PARAMETERS: Detection range from 0%~4%, error is ±0.3%, detection type contain DOT3, DOT4, DOT5.1
⋅ MOISTURE CHANGE MEASUREMENT: The brake fluid tester pen is based on the...

ITEQ Brake Fluid Liquid Tester Pen with 5

8.8
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⋅ Test the car brake fluid quality quickly to check whether it’s qualified, which can remind you to change the brake fluid when necessary to avoid traffic accident
⋅ The LED indicato...

Brake Fluid Liquid Tester Auto Brake Diagnostic Testing

8.6
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⋅ PROTECTS YOU & YOUR CAR : Check the health status of DOT3, DOT4 car brake fluid, Brake Fluid Tester Pen can be used as a digital brake fluid tester suitable for determining brake fluid quality...

Brake Fluid Tester Auto Brake Diagnostic Testing Tool

8.6
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⋅ 【Support all kinds of Cars】KINGBOLEN Brake Fluid Tester can be used on all cars; It is easy-to-use and suitable for testing the water percentage in the brake fluid. Any problems please con...

ALLOSUN All Sun EM2272A Portable Brake Fluid Tester

8.6
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⋅ Auto brakes calibration for DOT 3, DOT4, and DOT 5
⋅ LEDs indicating the quality of the Brake fluid
⋅ Quick and easy way to test for moisture content in the Brake fluid
⋅ Measurement range from (0-3%) moisture contain in the Brake fluid
⋅ Power supply: 1.5V button cell, LR44 or Equivalent, 3 piece
⋅ Fit type: Universal Fit

eOUTIL Brake Fluid Tester Pen Hydraulic Fluid Liquid

8.4
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⋅ SAFE&USEFUL---The unit is Mini Pen Liquid Moisture Water Tester Tool. Check the health status of DOT3, DOT4, DOT5 car brake fluid, it will be safer for your driving.
⋅ 5 LED INDICATO...

Brake Fluid Tester Profession Automotive Motorcycle Brake lubricant

8.2
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⋅ Wide Application: This brake fluid tester is universal fit for most vehicle. Check the health status of DOT-3, DOT-4, DOT-5.1 brake fluid and most synthetic brake fluids. It's very convenient ...

BELEY Automotive Brake Fluid Tester Oil Moisture Water

8.2
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⋅ Why We Must Have -- Brake pressure was transmitted by brake fluid, the pressure transmission will be out of function once brake fluid including too much water. In order to safe-driving, we mus...

KINGBOLEN Brake Fluid Tester with 5 LED Indicators DOT

7.8
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⋅ 【Useful Brake Fluid Tester】KINGBOLEN Brake Fluid Tester can be used on most cars; It is easy-to-use and suitable for testing the water percentage in the DOT-3, DOT-4, DOT-5.1 brake fluid. ...Check the health status of your car brake fluid quickly, and remind you to change the brake fluid in time to make you more comfortable and safe. It's extremly convenient for personal use and broadly applied in individual workshops, repair factories and dealer workshops.
⋅ 【Accurate to 1% High Precision Sensor】KINGBOLEN Brake Fluid Test Strips has nickel plated metal probe, which is oil-proof and oxidation-proof, not easily corrosive.Metrics is accurate to 1%, quickly and accurately detect DOT3, DOT4, DOT5.1 brake fluid pen and has received the result in seconds.To help you get a clearer picture of brake fluid.
⋅ 【5 LED Indicators Quick Calibration】Brake fluid detection pen is based on the change in conductivity to determine the moisture change brake fluid. It shows clearly the extent of moisture contained by the light-emitting diode.The LED indicators will show percentage of water in the brake fluid with 3 colors--Green,Yellow and Red.Red indicates the brake fluid needs immediate replacement, Green represents good condition, Yellow indicates the state is acceptable but soon replaced.
⋅ 【Support DOT3, DOT4, DOT5.1 brake fluid】Quick and easy method to accurately gauge the moisture content of all types of brake fluid. Press the button , Insert the tester into reservoir ,Only takes seconds to know the results by LEDs,very easy to use.In order to save power,this test pen has the automatic shutdown function. It will automatically turn off the power to save power 20 seconds after starting up every time.
⋅ 【WORRY-FREE SERVICE】Brake Fluid Pen Tester outer shell is Matte black plastic , Better skid resistance, Body with good texture, compact size, perfect hand Feeling. It take 1 LR03 AAA 1.5V battery.By the way,The package doesn't include battery, please buy batteries in your local market. And We offer one year warranty. If you cannot confirm its compatibility, please feel free to consult us.
⋅ 【NOTE】This Brake Fluid Liquid Tester Pen applies to detection of the DOT3, DOT4, DOT5.1 brake fluid performance. Using the AC pulse testing method,greatly to reduce the polarization phenomenon during the brake fluid testing. The test result is accurate and the Measuring Speed is fast. In order to save power, please take out the battery after the test and clean the detector.This can better prevent corrosion and protect Brake Fluid Tester.

Best Brake Fluid Moisture Testers
of Dec 2025

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Best Brake Fluid Moisture Testers of Dec 2025

Related Topics You Might Like

Our Mission

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About

Best Brake Fluid Moisture Testers
of Dec 2025