Black Brake Fluid Tester LED Car Vehicle Auto Automotive Testing Tool

Display: by 5 LED
Tester Size: 150mm (Length)x 20mm (Diameter:)
Suitable for brake fluids DOT3 / DOT4
Power Supply:1*1.5V Battery(not included)
Tthe tip should be cleaned with water after use

Directions for using:
5 LEDs indicating the water % in the brake fluid :
0% LED£ºBattery is OK,and there is on water content in brake fluid
1% LED: Water Content, H2O¡Ü1%, brake fluid is above standard
2% LED: Water Content, H2O¡Ü2%, still can use it
3% LED: Water Content Water Content, H2O¡Ü3%, brake fluid should be changed
4% LED: Water Content Water Content, H2O¡Ý4%, brake fluid must be changed


Package Included:
1* Brake fluid tester