Car Brake Fluid Tester HD LCD Oil Moisture Detector Tool For DOT3 DOT4 DOT5.1
Car Brake Fluid Tester Oil Inspection Detect Goose Neck LCD 2.2"DOT3 DOT4 DOT5. Answer: The qualities of brake fluid vary greatly among the market currently. Now the quality of DOT3 brake fluid is generally not good on the market.