Brake Fluid Tester Pen,Brake Fluid,Car Testing Tool,Brake Fluid Liquid Oil Tester Pen 5 LED Indicator Car Testing Tool for DOT3/4/5
Test brake oil:The Brake Fluid Tester Pen measures the change in of the brake oil based on the change in conductivity.
Easy to use: Car test pen is easy to install and reliable in use. The red light indicates that the brake fluid needs to be replaced immediately, the green light indicates that it is in good condition, and the yellow light indicates that the condition is acceptable, but it is about to be replaced. You can replace it according to the color knowledge.
Judgments Based:Quickly test the health of car brake fluid. Red light indicates that the brake oil needs to be replaced immediately, green light indicates good condition, and yellow light indicates that the condition is acceptable, but it is about to be replaced.This is safer for your driving.
Use to: The brake oil detection pen measures the change in of the brake oil based on the change in conductivity. Allows you to quickly understand the water content in the brake oil.
[Quick Testing] - Quickly test whether the quality of the car brake fluid is qualified, and remind you to replace the brake fluid if necessary to avoid traffic accidents.
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