This product is a automobile brake fluid/coolant boiling point detector. Detecting the boiling point of brake fluid to judge the quality of brake fluid is closely related to driving safety. This instrument is to detect the boiling point of brake fluid, quickly and accurately, measure the boiling point of automobile brake fluid (brake oil)DOT3/DOT4/DOT5 /DOT5.1, to help to maintain a car, widely used in automobile repair shop,4S shop and other automotive industry.