You can quickly and accurately assess the condition of the DOT3, DOT4 or DOT5.1 brake fluid in your vehicle with this simple, effective brake fluid tester pen. 5 LED indicator lights let you know how much water content is in your brake fluid so you can determine when it's time to change the fluid. This pocket-sized tester comes complete with a AAA battery and cap to protect the testing prongs from dirt or damage between uses.
Works on DOT 3, 4 and 5.1 and works on all specific DOT 3 brands from AC Delco, Prestone, Motorcraft, Pennzoil and Toyota.
- 5 LEDs offer visual indicator for water content in brake fluid
- Easy and economical way to monitor condition of the braking systems in all your vehicles
- Great for shops and DIY mechanics
- Includes battery and protective cap
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