Features & Benefits:

• Check quality of brake fluid
• Suitable for DOT 3, DOT 4, DOT 5.1 and for a specific brand of DOT 3 (AC Delco, Pennzoil, Prestone, Motorcraft & Toyota)
• One 1.5v battery included
• Purpose of the tester is to examine the quality of the brake fluid, indicated by 5 LEDs
• Takes 1 second to test the fluid and automatically shuts off after 2 seconds
• LED Light Indicators:
•  - Green: Battery OKAY
•  - Yellow: Fluid contains less than 1% water
•  - Yellow / Yellow: Fluid contains less than 2% of water
•  - Yellow / Yellow / Red: Fluid contains about 3% of water, CHANGE the brake fluid
•  - Yellow / Yellow / Red / Red: Fluid contains about 4% of water, DANGEROUS! CHANGE BRAKE FLUID IMMEDIATELY!

Not for use with Class 8 Heavy Duty Trucks.