The car brake oil testing pen features 5 LED lights to display the percentage of moisture content in the brake fluid, an easy to read visual signal.
The brake fluid tester is convenient to use and can be used to test the car brake oil moisture content.
The brake oil testing pen is compatible with DOT3/DOT4/DOT5.1 brake fluid, the testing is accurate and fast.
The brake oil tester is compact and lightweight, portable and easy to store. It is a good tool for home or car repair shop to use.
Power supply: 1 AAA battery ( not included ).
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.
1 * Brake Fluid Tester.
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