[Function] This automotive oil tester is generally used to quickly and accurately test brake fluid temperature and performance. It indicates the condition of the brake fluid and provides a reliable basis for timely brake fluid replacement. [Function] This automotive oil tester is generally used to quickly and accurately test the temperature and brake fluid performance. It indicates the condition of the brake fluid and provides a reliable basis for timely brake fluid replacement. [Enhance safety] The front panel is designed with test probes, strong magnetic sensors (magnetic sticks) and LED lights. The magnetic probe design helps remove iron filings in the brake fluid, greatly improves the purity of the brake fluid, and ensures the safety and reliability of the brake function. [Perfect choice ] The special brake fluid detector is simple, practical and solid, and it is also widely used in workshops, repair shops and 4S stores. Suitable for DOT3 DOT4 DOT5 brake fluid. [Digital Display] LCD Tester LCD digital display tester is easy to read at night or even in bright light conditions, and provides user interface intuitive. Accurate tests with fast data display. [Easy to use] This tester is small in size and has excellent hand feeling. The handheld size provides one-touch use experience. hand. Handy test devices help us perform ongoing maintenance and ensure that we drive in safe conditions. Scope of delivery: 1 * Detector