Best Dot 3 Dot4

Taxutor 2pcs Brake Fluid Tester Pen Hydraulic Fluid/Liquid/Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid

Check the health status of DOT3, DOT4 car brake fluid, dangerous if you do not change brake fluid timely.
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.High quality electrical conductivity mental design, super strong ABS shell, small compact size, easy to carry in pocket.
Operated by a LR03 AAA 1.5V battery (not included), automatic shutdown after about 15 seconds of inactivity.
PLEASE NOTE: Please use clean water to clean after the test, otherwise the brake fluid may corrode the test pen.

✔ Useful Brake Fluid Tester: 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 to drive..
✔ Extensive Application: Support most of the vehicle with DOT3 DOT4 car brake fluid. This brake fluid tester is developed for both professional and amateur, widely applied in individual, repair factories and dealer workshops..
✔ Simple Design: 5 LED indicators show the percentage of water in the brake fluid. The brake fluid tester pen is compact and portable, with a non-slip material and nickel-plated metal probe..
✔ Easy Operation: Install the LR03 AAA 1.5V battery(included), press the button at the top, dip the probe into the brake fluid, and the test result will be indicated by LEDs in a few seconds. The brake fluid tester pen will automatically power off after about 15 seconds of inactivity..
✔ NOTE: If the green LED no longer lights up after pressing the button, replace the battery. After each use, clean the test probe with tap water..

Function: The new pen type brake fluid moisture tester can widely test the percentage of moisture in DOT3 DOT4 DOT5.1 ENV6 ENV4 brake fluid.
the results appear within a few seconds, fast and simple. Compared with similar products, it has a faster, more accurate reading capability and a wider range. Tap the top to turn on, and the green light is inserted into the water to use, simple and fast..
LED lights: 5 LED lights indicate the percentage of water in the brake fluid in three colors of green, yellow, and red. From low to high, they are green (0%), green-yellow (4%). Easily grasp the percentage of water in the brake fluid, and consider whether to replace the brake fluid..
Convenience: The brake fluid tester tool is simple and convenient. It only takes a few seconds to check the quality of car brake fluid. It is easy to operate for many new car owners. At the same time, it is a must-have vehicle tool because of its small size and easy portability. And it will automatically shut down if you don't use it within 12 seconds, saving your battery. (Requires 1 x AAA/1.5V battery, not included).
Quality: The new Brake Fluid Liquid Tester Pen is a perfect tool that we updated after many studies of similar products on the market. It reads more accurately dur....

【What does it do?】 If the moisture content of the car's brake fluid is too high, it will cause the car's brakes to fail, so it is very necessary to have a brake fluid tester. You can check your brake fluid at any time..
【Application range】This brake fluid test pen supports most vehicles with DOT3 DOT4 car brake fluid, and can be used by professionals and individuals.(If you turn on the switch and all the lights are on, please remove the battery and restart).
【Easy to use】This brake fluid test pen has 5 LED indicators to show the water content in the brake fluid. Press the top button and immerse the probe in the brake fluid. After a few seconds, the LED will display the test result. The brake fluid test pen will automatically turn off after approximately 15 seconds of inactivity. (Without battery).
【Reminder】The probe of this brake fluid tester pen is made of high-precision metal material, and the test is accurate. If you need to repeatedly measure, you need to wipe the probe clean before measuring. After you have finished using it, please clean the body and probe of the test pen. This will extend the life of the test pen..
【Friendly service】 Our products are shipped from the US warehouse. If the product you received has any quality pr....

High compatibility. Use with or direct replacement for DOT 3, DOT 4, and DOT 5. 1.
Extended Service Interval (ESI): Lasts 100% longer than DOT 3, 50% longer than DOT 4, and 10% longer than DOT 5. 1.
Exceeds all DOT 3, DOT 4, and DOT 5. 1 standards.
Wet boiling point ~ 365 DegreeF/Viscosity at -40 DegreeC ~ 685mm2/s.
Standard brake fluid has a recommended change interval of 2 years. The recommended change interval for Bosch ESI6 is 3 years..

High compatibility. Use with or direct replacement for DOT 3, DOT 4, and DOT 5. 1.
Extended Service Interval (ESI): Lasts 100% longer than DOT 3, 50% longer than DOT 4, and 10% longer than DOT 5. 1.
Exceeds all DOT 3, DOT 4, and DOT 5. 1 standards.
Wet boiling point ~ 365 DegreeF/Viscosity at -40 DegreeC ~ 685mm2/s.
Standard brake fluid has a recommended change interval of 2 years. The recommended change interval for Bosch ESI6 is 3 years..

High compatibility. Use with or direct replacement for DOT 3, DOT 4, and DOT 5. 1.
Extended Service Interval (ESI): Lasts 100% longer than DOT 3, 50% longer than DOT 4, and 10% longer than DOT 5. 1.
Exceeds all DOT 3, DOT 4, and DOT 5. 1 standards.
Wet boiling point ~ 365 DegreeF/Viscosity at -40 DegreeC ~ 685mm2/s.
Standard brake fluid has a recommended change interval of 2 years. The recommended change interval for Bosch ESI6 is 3 years..

High compatibility. Use with or direct replacement for DOT 3, DOT 4, and DOT 5. 1.
Extended Service Interval (ESI): Lasts 100% longer than DOT 3, 50% longer than DOT 4, and 10% longer than DOT 5. 1.
Exceeds all DOT 3, DOT 4, and DOT 5. 1 standards.
Wet boiling point ~ 365 DegreeF/Viscosity at -40 DegreeC ~ 685mm2/s.
Standard brake fluid has a recommended change interval of 2 years. The recommended change interval for Bosch ESI6 is 3 years..

High compatibility. Use with or direct replacement for DOT 3, DOT 4, and DOT 5. 1.
Extended Service Interval (ESI): Lasts 100% longer than DOT 3, 50% longer than DOT 4, and 10% longer than DOT 5. 1.
Exceeds all DOT 3, DOT 4, and DOT 5. 1 standards.
Wet boiling point ~ 365 DegreeF/Viscosity at -40 DegreeC ~ 685mm2/s.
Standard brake fluid has a recommended change interval of 2 years. The recommended change interval for Bosch ESI6 is 3 years..