Brake Fluid Tester, Brake Fluid Tester, Oil Detection, Automatic Diagnostic with 5 LED Display for DOT3 / DOT4 / DOT5

VERSATILE: Brand new, high-quality, pre-tested, accurate brake fluid tester. Brake fluid water content increases over time. This is a digital brake fluid tester used to determine moisture levels and check the quality of your vehicle's brake fluid based on changes in conductivity. For testing DOT3/DOT4/DOT5 fluids.

HOW TO USE: Press the button above to turn on the tester. The green LED will light up. Hold the test probe against the plastic in the brake fluid for one second. The test results will then appear on the LED. Quickly and accurately show the moisture level in the brake fluid with the LED indicators and numbers, and remind you when the brake fluid needs to be changed.

EASY TO CARRY: No cable plug, lightweight and portable, easy to carry and use.

The moisture content of brake fluid changes according to the change in conductivity. Five LED indicators show the percentage of moisture in the brake fluid, providing more accurate test results. The test requires 1 AAA / 1.5V battery (not included). HIGH-QUALITY MATERIALS: Made of high-quality plastic and electronic parts, these devices are resistant to aging, non-toxic, and odorless. They contain integrated precision electronic components, are delicate, rust-resistant, durable, and can be used for a long time. High-quality products offer you a high-quality guarantee and a longer lifespan.