






Brake Fluid Liquid Tester Pen with 5 LED Indicators, Calibrated For DOT3 DOT4 Brake Fluid
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Product Details
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 indicators will show percentage of water in the brake fluid with 3 colors green yellow and red
Calibrated for cars using DOT4 and DOT3 brake fluids (But DOT3 is almost replaced by DOT4 because DOT4 has better performance)
Only takes seconds to know the results,very easy to use
CE and RoHS approved. Protective cap included.Takes 1 x AAA/1.5V battery (not included)
Best Review
Customers like the functionality, ease of use, and brake fluid quality of the product. They mention it works great for testing brake fluid, is easy to read, and tests within a second. Some appreciate the value for money. However, some customers dislike the battery life and durability. Opinions are mixed on accuracy and quality.AI-generated from the text of customer reviews