Delmkin Calibrated for DOT 4 Brake Fluids Brake Fluid Tester Brake Fluid Liquid Tester Pen

Description

Product Description: Performance features: Five LED indicator light shows that the test results are more accurate. Test DOT 3, DOT4, DOT5 brake oil Press the switch to turn on the power, the green LED on behalf of the battery is normal, the green light does not light on behalf of the battery to replace Automatic shutdown function Green LED lamp = brake fluid containing H2O Yellow LED lamp = brake fluid with H2O = 1.5%to 3%, can continue to use, 6 months after the detection of a Red LED lamp = brake fluid with H2O > 3%, brake fluid can not continue to use, need to be replaced Red LED: change the brake fluid LED red flashing: replace the battery LED yellow: low moisture content, once again examined at 6 months LED green: brake fluid / battery line Remember, dry brake fluid using this tester