AUTOOL® Car Brake Fluid Tester For DOT3/DOT4/DOT5.1, 2 Modes Test,Brake Oli Test
Autool Automotive Brake Fluid Tester Car for Test DOT3 DOT4 DOT5.1. Wipe the test probe clean.2. Open the lid of the brake fluid reservoir.3. Choose the type of brake fluid to be tested.4. (as shown in the picture)6.