Brake Fluid Tester Pen with Corrosion Resistance Probe, High-Precision Brake Fluid Moisture Tester with Data Hold Function, Buzzer Alarm, 3 Colors Backlight, Calibrated for DOT3, DOT4, DOT5.1

Durable and
Corrosion-Resistant: Featuring a corrosion-resistant probe, this brake fluid tester is designed for long-lasting performance. The durable construction ensures that the tool remains effective over time, even with frequent use, making it a reliable addition to your maintenance toolkit; Fast and
Accurate Measurements: This brake system sensor ensures quick and precise readings with an accuracy of ± 0.3 %, covering a range of 0% - 4%. Whether you're checking DOT3, DOT4, or DOT 5.1 fluids, this device offers reliable results, helping you easily maintain optimal brake performance;
Convenient Features: The brake fluid level sensor includes a data hold function, allowing you to capture and review readings easily. It also features a three-color backlight and buzzer alarm function, which will sound an alarm to remind you to change the brake fluid immediately when the humidity level exceeds the safety limit of 3%, providing additional convenience and safety; Convenient
Power and Operation: With its compact design, this brake fluid tester is easy to carry and store. It operates on 2x 1.5V AAA batteries and functions well within a temperature range of 0-40°C. Its user-friendly design and quick measurement capabilities make it an essential tool for both professional mechanics and DIY enthusiasts;
Customer Service: KAIWEETS Provides a 30-day free return and a 3-year warranty for each product. Lifetime technical support, if you have any questions, please feel free to contact u