Electronic Brake Fluid Liquid Tester Pen
10 reviews

Specifications:
1, check the car brake oil quality
2,5 LED lights display the percentage of moisture content in brake fluid
3, auto power off 4, 1 LR44 AAA batteries (not included) Instructions: Brake fluid detection pen is based on the change in conductivity to determine the moisture change brake fluid. It shows clearly the extent of moisture contained by the light-emitting diode, high moisture content will lead to lower boiling point, affect braking performance. Red indicates the brake fluid needs immediate replacement, green represents good condition, yellow indicates the state is acceptable but soon replaced. 1, the green LED lights = water content in the brake fluid H2O <1.5%, brake fluid qualified 2, the yellow LED lights = brake fluid water content H2O = 1.5% to 3%, can continue to use, test again six months later 3, the red LED lights = water content in the brake fluid H2O> 3%, can not continue to use the brake fluid needs to be replaced Red LED: change brake fluid
4, LED red flashing: battery replacement
5, LED yellow: low moisture content, check again in six months
6, LED green: brake fluid lines / cell row

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.