This professional vacuum pump is used to test a variety of essential vehicle settings and operations. It can check vacuum and pressure operated automotive components. It includes a brake fluid reservoir for bleeding operations. Features:2 in 1 vacuum pump and brake bleeder tester tool kit with brake fluid reservoir.Practical and suitable for almost all cars to minimize the mess.3 tubes of different length to cover different needs with different adapters to fit most kinds of vehicles.Elementary vehicle settings and functions for checking components in the vacuum system such as, MAP sensors, valves, hoses, etc.Suitable for both home and business applications, also suitable for bleeding brake & clutch systems.Precise pressure gauge: 0-30inHg, 760mmHg.Hand held pistolpump with easy to read dual scale gauge.Nice & handheld carrying case for easy transportation and storage. Specifications:Material: Plastic & Iron & CopperMaximum Negative Pressure 0.3barHose Length: 2 * 24 Vacuum Hose, 2 * 3 Vacuum HosePrecise Pressure Gauge: 0-30inHg, 760mmHg.Dual Gauge Readings: Negative Pressure. -300inHg, -7600mmHgCapacity of Reservoir Jar: 120ml