12V Universal Auto Brake Fluid Tester Digital Car For DOT3/DOT4/DOT5.1/ENV4/ENV6
Test Range: ENV4、ENV6、DOT3、 DOT4、DOT5.1. The condition of the brake fluid is directly related to the safety of the car owner. Do you know about Brake Fluid?. However, the brake oil itself is highly water-absorbent.