Brake Fluid Liquid Tester, Auto Brake Diagnostic Testing Tool, Hydraulic Fluid Liquid Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid

Product Name: Brake fluid test pen The probe of the brake fluid test pen is made of high quality metal material to prevent oil and oxidation; the shell is made of black matte plastic for better slip resistance and overall excellent feeling. This product can quickly detect the health of your car's brake fluid and remind you to replace it when necessary, thus avoiding traffic accidents and making you more comfortable and safer. Features: 1. Easy to use, small size, easy to carry. 2. Metal probe: oil and oxidation resistant, not easy to corrode. 3. Shell: better anti-slip, good texture of the body. 4. 5 LED indicators show the percentage of water in the brake fluid. • Function: The new pen type brake fluid moisture tester can widely test the percentage of moisture in brake fluid; the results appear within a few seconds, fast and simple. Compared with similar products, it's Faster and more accurate. • LED lights: 5 LED lights indicate the percentage of water in the brake fluid in three colors of green, yellow, and red. From low to high, they are green (0%), green-yellow (4%). Easily grasp the percentage of water in the brake flui. • Convenience: The brake fluid tester tool is simple and convenient. It only takes a few seconds to check the quality of car brake fluid. It is easy to operate for many new car owners. At the same time, its small size and easy portability. • Quality: The new Brake Fluid Liquid Tester Pen is a perfect tool that we updated after many studies of similar products on the market. It reads more accurately during the test. At the same time, its shell material is made of high-quality nylon. • Operation:Long press the top button to switch the type of brake fluid,the initial default is DOT3, the LED from low to high turns on three times,one brake fluid is switched. If you want to use one brake fluids, please release when it flashes twice.