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15 Best Brake Fluid Moisture Testers for February 2021

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1
9.8
SCORE
Taxutor Brake Fluid Tester Pen Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid
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Taxutor Brake Fluid Tester Pen Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators

Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid

by Taxutor
What We like

High quality electrical conductivity mental design, super strong ABS shell, small compact size, easy to carry in pocket

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Product Features

  • Operated by a LR03 AAA 1.5V battery (not included), automatic shutdown after about 15 seconds of inactivity
  • Check the health status of DOT3, DOT4 car brake fluid, dangerous if you do not change brake fluid timely
  • Easy to use simply power up, dip probes into brake fluid and read results,Only takes seconds to know the results
  • 5 LED display lights the percentage of moisture content in the brake fluid, as the test results are more accurate

5 led display lights the percentage of moisture content in the brake fluid, as the test results are more accurate Operated by a lr03 aaa 1.5v battery (not included), automatic shutdown after about 15 seconds of inactivity Easy to use simply power up, dip probes into brake fluid and read results,only takes seconds to know the results Check the health status of dot3, dot4 car brake fluid, dangerous if you do not change brake fluid timely

2
9.7
SCORE
Brake Fluid Tester, Auto Brake Diagnostic Testing Tool, Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 9 LED Indicators for DOT3/DOT4/DOT5.1 Brake Fluid(BF100)
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KINGBOLEN Brake Fluid Tester

Auto Brake Diagnostic Testing Tool, Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 9 LED Indicators for DOT3/DOT4/DOT5.1 Brake Fluid(BF100)

by KINGBOLEN
What We like

Support DOT3, DOT4, DOT5.1Quick and easy method to accurately gauge the moisture content of all types of brake fluid.

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Product Features

  • 5 STATUS EXPLANATION With multiple LED indicators, the measurement results are more accurate and more convenient to use!
  • High Precision Sensor KINGBOLEN Brake Fluid Tester has nickel plated metal probe, which is oil-proof and oxidation-proof, with good condition and high precision.
  • Support all kinds of CarsKINGBOLEN 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

Support all kinds of carsKINGBOLEN 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 High precision sensor KINGBOLEN brake fluid tester has nickel plated metal probe, which is oil-proof and oxidation-proof, with good condition and high precision. 5 status explanation with multiple led indicators, the measurement results are more accurate and more convenient to use!

3
9.5
SCORE
eOUTIL Brake Fluid Tester Pen, Hydraulic Fluid Liquid Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid
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eOUTIL Brake Fluid Tester Pen

Hydraulic Fluid Liquid Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid

by eOUTIL
What We like

PORTABLE&DURABLE---Brake fluid tester pen is small compact size, easy to carry. Super strong ABS shell, has long service life.

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Product Features

  • EASY TO USE---The brake fluid tester is easy to use. Check the quality of brake fluid in car only takes seconds. Make it easier to operate for beginner. It's a must-have car tool for your car owners.
  • 5 LED INDICATORS---5 LED to indicate percentage of water in the brake fluid with three colors green yellow and red. Even in the dark does not affect reading, make reading data easier.
  • 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.
  • AUTO TURN OFF---In order to save power, this test pen has the automatic shutdown function, it will automatically turn off the power 15 seconds after starting every time.

5 led indicators---5 led to indicate percentage of water in the brake fluid with three colors green yellow and red. even in the dark does not affect reading, make reading data easier. Easy to use---the brake fluid tester is easy to use. check the quality of brake fluid in car only takes seconds. make it easier to operate for beginner. it's a must-have car tool for your car owners. 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. Auto turn off---in order to save power, this test pen has the automatic shutdown function, it will automatically turn off the power 15 seconds after starting every time.

4
9
SCORE
Brake Fluid Tester, Profession Automotive Motorcycle Brake lubricant Moisture Analyzer Detector Intelligent, Auto Diagnostic Testing Tool for DOT 3 / DOT 4 / DOT 5.1 Brake Lube (Gray)
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OBDResource Brake Fluid Tester

Profession Automotive Motorcycle Brake lubricant Moisture Analyzer Detector Intelligent, Auto Diagnostic Testing Tool for DOT 3 / DOT 4 / DOT 5.1 Brake Lube (Gray)

by OBDRESOURCE
What We like

Special Design: High resolution LCD display with backlit provides an intuitive interface for easy reading data even in the dark . The fuselage has good texture, one button and one function, easy to operate. Buzzing alarm system, test result is clear absolutely.

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Product Features

  • High Precision: Very fast and accurate to test DOT-3, DOT-4, DOT-5.1 brake fluid.The Goose Neck Probe of the brake fluid tester is very sensitive,only takes seconds to know the results.
  • Universal Probe: The goose neck probe provides flexibility on detection.It is made of special materials that it can be resistant to oils and oxidation,not easily corroded.There are LED lights on the probe, you can observe the color of the brake fluid when necessary.
  • Energy Saving and Environmental Protection: Our automotive brake fluid tester has the automatic shutdown function, it will automatic shutdown after 5 minutes of standby.And only 2 AAA 1.5v batteries are needed when using.It's power saving and simple for using.
  • 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 for personal use and broadly applied in individual workshops, repair factories and dealer workshops.

Energy saving and environmental protection: our automotive brake fluid tester has the automatic shutdown function, it will automatic shutdown after 5 minutes of standby.and only 2 aaa 1.5v batteries are needed when using.it's power saving and simple for using. High precision: very fast and accurate to test dot-3, dot-4, dot-5.1 brake fluid.the goose neck probe of the brake fluid tester is very sensitive,only takes seconds to know the results. Universal probe: the goose neck probe provides flexibility on detection.it is made of special materials that it can be resistant to oils and oxidation,not easily corroded.there are led lights on the probe, you can observe the color of the brake fluid when necessary. 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 for personal use and broadly applied in individual workshops, repair factories and dealer workshops.

5
9
SCORE
OEM TOOLS 25269 Brake Fluid Tester 3, 4, DOT 5.1 | Tests Common Formulas of Brake Fluid for Excess Moisture – Too Much Moisture Can Cause Brake Failure | LED Indicators Give Easy-to-Read Results
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OEM TOOLS 25269 Brake Fluid Tester 3, 4, DOT 5.1

Tests Common Formulas of Brake Fluid for Excess Moisture – Too Much Moisture Can Cause Brake Failure, LED Indicators Give Easy-to-Read Results

by OEMTOOLS
What We like

PROTECTS YOU & YOUR CAR: To prevent brake failure, its essential to have this brake fluid test kit. You can easily, quickly and precisely check the water content of all 8 types of polyglycol-based brake fluids DOT 3, DOT 4, DOT 5. 1, ACDelco DOT 3, Pennzoil, Prestone, Motorcraft and Toyota DOT 3

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Product Features

  • CONSERVES BATTERY LIFE: This brake fluid test kit features an auto off function that helps to extend battery life. All you need for operation is 1 AAA battery
  • Fit Type: Universal Fit
  • BACKING: While this tester is built to last, it is covered by the OEMTOOLS Limited Lifetime if something happens during normal, everyday use. See product manual for full and specific conditions and limitations
  • EASY USE: With an easy push of a button this brake fluid tester pen turns on and has a built-in self test. With a push of a switch button, you can change fluid types

Easy use: with an easy push of a button this brake fluid tester pen turns on and has a built-in self test. with a push of a switch button, you can change fluid types Fit type: universal fit Conserves battery life: this brake fluid test kit features an auto off function that helps to extend battery life. all you need for operation is 1 aaa battery Backing: while this tester is built to last, it is covered by the OEMTOOLS limited lifetime if something happens during normal, everyday use. see product manual for full and specific conditions and limitations

6
9
SCORE
Brake Fluid Tester Pen, Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid (Grey)
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eOUTIL Brake Fluid Tester Pen

Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid (Grey)

by eOUTIL
What We like

PORTABLE&DURABLE---Brake fluid tester pen is small compact size, easy to carry. Super strong ABS shell, has long service life.

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Product Features

  • EASY TO USE---The brake fluid tester is easy to use. Check the quality of brake fluid in car only takes seconds. Make it easier to operate for beginner. It's a must-have car tool for your car owners.
  • 5 LED INDICATORS---5 LED to indicate percentage of water in the brake fluid with three colors green yellow and red. Even in the dark does not affect reading, make reading data easier.
  • AUTO TURN OFF---In order to save power, this test pen has the automatic shutdown function, it will automatically turn off the power 15 seconds after starting every time.
  • 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 indicators---5 led to indicate percentage of water in the brake fluid with three colors green yellow and red. even in the dark does not affect reading, make reading data easier. Easy to use---the brake fluid tester is easy to use. check the quality of brake fluid in car only takes seconds. make it easier to operate for beginner. it's a must-have car tool for your car owners. Auto turn off---in order to save power, this test pen has the automatic shutdown function, it will automatically turn off the power 15 seconds after starting every time. 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.

7
8.6
SCORE
Jeemiter Brake Fluid Tester Pen Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators and 1 pcs Baster, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid
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Jeemiter Brake Fluid Tester Pen Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators and 1 pcs Baster

Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid

by Jeemiter
What We like

High quality electrical conductivity mental design, super strong ABS shell, small compact size, easy to carry in pocket

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Product Features

  • 5 LED display lights the percentage of moisture content in the brake fluid, as the test results are more accurate
  • Easy to use simply power up, dip probes into brake fluid and read results,Only takes seconds to know the results
  • Check the health status of DOT3, DOT4 car brake fluid, dangerous if you do not change brake fluid timely;with capacity 1oz Plastic Nylon Baster to help your get the fluid
  • Operated by a LR03 AAA 1.5V battery (not included), automatic shutdown after about 15 seconds of inactivity

5 led display lights the percentage of moisture content in the brake fluid, as the test results are more accurate Check the health status of dot3, dot4 car brake fluid, dangerous if you do not change brake fluid timely;with capacity 1oz plastic nylon baster to help your get the fluid Operated by a lr03 aaa 1.5v battery (not included), automatic shutdown after about 15 seconds of inactivity Easy to use simply power up, dip probes into brake fluid and read results,only takes seconds to know the results

8
8.6
SCORE
MRCARTOOL Automotive Brake Fluid Tester Oil Moisture Water Detection with 2.2
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AUTOOL MRCARTOOL Automotive Brake Fluid Tester Oil Moisture Water Detection with 2.2" LCD for Vehicle DOT3 DOT4 DOT5.1 Brake Fluid Detector

by AUTOOL
What We like

Hand-held size provide one hand operation experience

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Product Features

  • Brake fluid tester with 250mm goose neck probe provides flexibility of detection
  • Chromed detector resistant to oils and oxidation; 2.2 inch LCD display with backlit provide intuitive interface
  • Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water. In order to safe-driving, we must test water ratio scale in brake fluid regularly. The brake fluid tester help us do current maintenance, make sure we drive in safety condition.
  • Buzzing and red light double alarm system, test result is clear absolutely

Buzzing and red light double alarm system, test result is clear absolutely Chromed detector resistant to oils and oxidation; 2.2 inch lcd display with backlit provide intuitive interface Brake fluid tester with 250mm goose neck probe provides flexibility of detection Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water. in order to safe-driving, we must test water ratio scale in brake fluid regularly. the brake fluid tester help us do current maintenance, make sure we drive in safety condition.

9
8.5
SCORE
BELEY Automotive Brake Fluid Tester Oil Moisture Water Detection with High-Precision Probe for Auto DOT3 DOT4 DOT5.1 Brake Fluid Diagnostic Detector
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BELEY Automotive Brake Fluid Tester Oil Moisture Water Detection with High-Precision Probe for Auto DOT3 DOT4 DOT5.1 Brake Fluid Diagnostic Detector

by BELEY
What We like

Premium Design -- 250mm Goose Neck Probe provides flexibility on detection, with its chromed surface, can be resistant to oils and oxidation; 3 LED lights show selected brake fluid types and 6 LED lights show percentages of water in the brake fluid.

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Product Features

  • 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 must test water ratio scale in brake fluid regularly. The brake fluid tester helps us do current maintenance, make sure we drive in safe condition.
  • Universal Fit -- Universal fit for most vehicle. High precision to test DOT-3, DOT-4, DOT-5.1 brake fluid.
  • Convenient Tool -- Size of small, perfect hand-feeling. Buzzing and red light double alarm system, test result is clear absolutely.

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 must test water ratio scale in brake fluid regularly. the brake fluid tester helps us do current maintenance, make sure we drive in safe condition. Convenient tool -- size of small, perfect hand-feeling. buzzing and red light double alarm system, test result is clear absolutely. Universal fit -- universal fit for most vehicle. high precision to test dot-3, dot-4, dot-5.1 brake fluid.

10
7.8
SCORE
Automotive brake fluid tester Oil Moisture Water Detection Sound and Light Double Alarm for Auto DOT3 DOT4 DOT5-DY23
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DUOYI Automotive brake fluid tester Oil Moisture Water Detection Sound and Light Double Alarm for Auto DOT3 DOT4 DOT5-DY23

by DUOYI
What We like

Hand-held size provide one hand operation experience, Chromed detector resistant to oils and oxidation.

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Product Features

  • Brake fluid tester with 250mm goose neck probe provides flexibility of detection
  • Buzzing and red light double alarm system, test result is clear absolutely
  • Brake fluid tester,brake fluid tester pen,brake fluid tester dot 3 dot 4,brake fluid tester for car,brake fluid tester dot 3,brake fluid tester calibrated for dot 4 brake fluids,brake fluid tester dot 4,brake fluid tester strips,brake fluid tester, peachfye,brake fluid tester 5.1
  • Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water. In order to safe-driving, we must test water ratio scale in brake fluid regularly. The brake fluid tester help us do current

Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water. in order to safe-driving, we must test water ratio scale in brake fluid regularly. the brake fluid tester help us do current Buzzing and red light double alarm system, test result is clear absolutely Brake fluid tester with 250mm goose neck probe provides flexibility of detection Brake fluid tester,brake fluid tester pen,brake fluid tester dot 3 dot 4,brake fluid tester for car,brake fluid tester dot 3,brake fluid tester calibrated for dot 4 brake fluids,brake fluid tester dot 4,brake fluid tester strips,brake fluid tester, peachfye,brake fluid tester 5.1

11
7.8
SCORE
Digital Automotive Brake Fluid Tester-HOLDPEAK HP-23 Digital Brake Fluid Diagnostic Detector Moisture Water Detection With High-precision Probe and Backlit with Battery Indicator(Green)
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H HOLDPEAK Digital Automotive Brake Fluid Tester-HOLDPEAK HP-23 Digital Brake Fluid Diagnostic Detector Moisture Water Detection With High-precision Probe and Backlit with Battery Indicator(Green)

by HOLDPEAK
What We like

360 Rotation Fexible Test ProbeWith the fexible Test Probe,you can 360 Rotate the probe to chage the angle that you need,making it easily to measure the automotive brake fluid.

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Product Features

  • Multi-Function Automotive Brake Fluid TesterWith sound alarm function and low voltage alarm,You can get the accurate value through the analog bar graphics,Red light LCD backlight warning unqualified oil,Remind you to changed the oil right now for your safe.
  • Large LCD DispalyA large LCD display with the Backlight function,giving you more clear value when you mesure the automotive brake fluid during the dim environment.
  • Wide Range of ApplicationsUniversal fit for most vehicle. High precision to test DOT-3, DOT-4, DOT-5 brake fluid.Respond Time0.5s

Wide range of applicationsuniversal fit for most vehicle. high precision to test dot-3, dot-4, dot-5 brake fluid.respond time0.5s Multi-function automotive brake fluid testerwith sound alarm function and low voltage alarm,you can get the accurate value through the analog bar graphics,red light lcd backlight warning unqualified oil,remind you to changed the oil right now for your safe. Large lcd dispalya large lcd display with the backlight function,giving you more clear value when you mesure the automotive brake fluid during the dim environment.

12
7.8
SCORE
MR CARTOOL Automotive Brake Fluid Tester Oil Inspection Goose Neck Detector Sound and Light Double Alarm (DY23)
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MR CARTOOL Automotive Brake Fluid Tester Oil Inspection Goose Neck Detector Sound and Light Double Alarm (DY23)

by MR CARTOOL
What We like

Hand-held size provide one hand operation experience

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Product Features

  • Buzzing and red light double alarm system, test result is clear absolutely
  • Chromed detector resistant to oils and oxidation
  • Brake fluid tester with 250mm goose neck probe provides flexibility of detection
  • Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water. In order to safe-driving, we must test water ratio scale in brake fluid regularly. The brake fluid tester help us do current maintenance, make sure we drive in safety condition.

Buzzing and red light double alarm system, test result is clear absolutely Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water. in order to safe-driving, we must test water ratio scale in brake fluid regularly. the brake fluid tester help us do current maintenance, make sure we drive in safety condition. Brake fluid tester with 250mm goose neck probe provides flexibility of detection Chromed detector resistant to oils and oxidation

13
7.8
SCORE
NEXPEAK Brake Fluid Tester Pen with 5 LED for DOT3/DOT4 Car Diagnostic Automotive Testing Tool …
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NEXPEAK Brake Fluid Tester Pen with 5 LED for DOT3/DOT4 Car Diagnostic Automotive Testing Tool …

by NEXPEAK
What We like

Easy to operate this brake fluid test pen, press the button and insert the tester into reservoir for one second when the green LED on.

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Product Features

  • 5 LED indicates you the test result and tells you brake fluid quality, it is convenient to know if the brake fluid is healthy or not.
  • Quickly and conveniently to check the quality of the brake fluid, read the results in seconds and let you know it the brake fluid need to be change or not. Keep safe driving.
  • Attention: wash the test probe with tab water after every use.
  • Battery: 1 x AAA/1.5V (not included). When the green LED doesnt light up, it means the battery has run out of power and need to replace a new battery.

Attention: wash the test probe with tab water after every use. 5 led indicates you the test result and tells you brake fluid quality, it is convenient to know if the brake fluid is healthy or not. Quickly and conveniently to check the quality of the brake fluid, read the results in seconds and let you know it the brake fluid need to be change or not. keep safe driving. Battery: 1 x aaa/1.5v (not included). when the green led doesnt light up, it means the battery has run out of power and need to replace a new battery.

14
7.6
SCORE
MR CARTOOL DY23B Automotive Brake Fluid Tester Oil Inspection Oil Moisture Water Detection Oil Inspection Goose Neck Detector for DOT3 DOT4 DOT5 Brake Fluid Detector
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MR CARTOOL DY23B Automotive Brake Fluid Tester Oil Inspection Oil Moisture Water Detection Oil Inspection Goose Neck Detector for DOT3 DOT4 DOT5 Brake Fluid Detector

by AUTOOL
What We like

4LED The 2.2 inch LCD screen with backlight provides an intuitive interface. Universal for most vehicles. High precision for testing DOT3, DOT4, DOT5 brake fluid.

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Product Features

  • 2High quality Oil and oxidation resistant chrome detector, portable size providing one hand operation experience, The brake fluid tester helps us to do ongoing maintenance work and allows us to drive in completely safe.
  • 5Essential tool The brake pressure has been transmitted by the brake fluid, the pressure transmission will no longer work if the brake fluid contains too much water, therefore, must be tested by the brake fluid tester.
  • 3High sensitivity The brake fluid tester has a 250mm goose neck probe, and the coil tube can be twisted at will. It offers great flexibility of detection.
  • 1Exact detection 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 must test water ratio scale in brake fluid regularly. The brake fluid tester helps us do current maintenance, make sure we drive in safe condition.

3high sensitivity the brake fluid tester has a 250mm goose neck probe, and the coil tube can be twisted at will. it offers great flexibility of detection. 2high quality oil and oxidation resistant chrome detector, portable size providing one hand operation experience, the brake fluid tester helps us to do ongoing maintenance work and allows us to drive in completely safe. 1exact detection 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 must test water ratio scale in brake fluid regularly. the brake fluid tester helps us do current maintenance, make sure we drive in safe condition. 5essential tool the brake pressure has been transmitted by the brake fluid, the pressure transmission will no longer work if the brake fluid contains too much water, therefore, must be tested by the brake fluid tester.

15
7.2
SCORE
Brake Fluid Tester Auto Oil Moisture Liquid Tool Vehicle Car Test Indicator Pen
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Debaishi Brake Fluid Tester Auto Oil Moisture Liquid Tool Vehicle Car Test Indicator Pen

by Debaishi
What We like

Automatically power offOperated by a LR03 AAA 1.5V battery (Not included)

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Product Features

  • 5 LEDs to indicate percentage of water in the brake fluid
  • Testing DOT 3, DOT4, DOT5 brake fluid
  • Five LED indicators show the test results more accurate.
  • Press the switch to turn on the power, the green LED light that represents the battery properly, the green light does not shine on behalf To replace the battery

Press the switch to turn on the power, the green led light that represents the battery properly, the green light does not shine on behalf to replace the battery Five led indicators show the test results more accurate. Testing dot 3, dot4, dot5 brake fluid 5 leds to indicate percentage of water in the brake fluid

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