Digital Car Brake Fluid Tester Moisture Detector Pen Auto Brake Oil Test Tool
1 × YM-C03 Brake Fluid Tester Pen. Wide Brake Fluid Compatibility. Fully matched with DOT3, DOT4, DOT5.1 brake fluid, suitable for most mainstream cars, SUVs and light trucks. Portable Clip Pen Design, Compatible with DOT3/DOT4/DOT5.1; AAA battery not included.