Brake Fluid Detector

DOT3 DOT4 DOT5 Brake Fluid Tester Vehicle Testing Tool with 5 LED Indicator for Auto Automotive Car Quick and easy way to test for moisture content in the brake fluid; results appear in seconds! LED light indicators show percentage of water in the brake fluid Calibrated for cars using DOT3 DOT4 DOT5 brake fluid  It determines the quality of brake fluid and measures moisture from 0%-4%.Features LED lights to show moisture percentage. Automatically shuts off after 12 Seconds.1.5V AAA battery included,CE,RoHS approved. Usage Instructions:  1) Remove cap from brake fluid reservoir;  2) Remove probe cap from brake fluid tester;  3) Press power button on top of tester. Green LED lights up;  4) Dip entire length of metal probes into brake fluid;  5) After one second, match color of LEDs with color chart to determine brake fluid quality. Tester automatically powers off after twelve seconds of inactivity. The LED lights will indicate t