Automotive Brake Fluid Testing Pen/Brake Fluid Tester

Type: Brake Fluid Tester

Material: Plastic

Main function: Check the quality of car brake fluid

A quick and simple method to test the moisture content in brake fluid; The results are displayed in seconds;

Durable design: The tester has been greatly improved.

Widely used: Testing Dot3, Dot4, Dot5 brake fluids.

LED indicator light displays:

Green LED light indicates that the water content H2O in the brake fluid is less than 1.5%, indicating that the brake fluid is qualified.

Yellow LED light=brake fluid moisture content H2O=1.5% to 3%, can continue to be used, retest after six months

Red LED light=water content H2O in brake fluid>3%, cannot continue to be used, brake fluid needs to be replaced

Red LED: Replace brake fluid

LED flashing red: replace

LED yellow: low moisture content, check again after six months

LED green: brake fluid pipeline/battery drain

Technical Specifications:

Green: Okay, the brake fluid does not contain water

Green/Yellow: If the water content in the brake fluid is less than 1%, the brake fluid has better performance and is easy to use.

Green/Yellow/Yellow: The water content in the brake fluid is about 2%, and the brake fluid can continue to be used.

Green/Yellow/Yellow/Red: The water content in the brake fluid is about 3%. It is recommended to replace the brake fluid.

Green/Yellow/Yellow/Red/Red: The moisture content in the brake fluid is at least 4%, and the brake fluid must be replaced immediately, which is very dangerous.

How to use:

Step 1. Press the button to turn on the brake fluid tester. The green light should be on. If the light is not on, it may be time to replace the battery.

Step 2. Unscrew the brake fluid reservoir cap and remove the brake fluid tester cap.

Step 3. Immerse the test probe into the brake fluid, and the LED light will indicate the percentage of water in the brake fluid.

Step 4. After the test, remember to tighten the brake fluid reservoir cap.

Step 5. The tester will automatically turn off the power after 12 seconds of inactivity.

What's in the box
x1 Brake fluid tester (excluding battery)