1PC New Best Brake Fluid Tester LED Car Vehicle Auto Automotive Fluid Testing Tool Car Oil Quality Check Pen

Designed for checking the quality of brake fluide quality simply. 5 LEDs to indicate percentage of water in the brake fluid. Automatically power off. Small and light to carry for more convenience. An excellent helper for your journey. Type: Brake fluid tester Material: Light emitting diode Quantity:1pc Item Color: Black Compatible with: All vehicles Battery : 1 x 1.5V "AAA" Battery (Battery not Included) Size：about 15.5cm Package Included: 1 x Brake Fluid Test Pen (not included battery)