Brake Bleeding Kit Air brake vacuum pump brake ventilator set electric brake venting device for direct attachment to original containers/canisters, thus unique in price-performance ratio. It can replace fluid from most types and models of vehicle brake systems, also discharge trapped air. The smallest available electric brake bleeder with manometer and pressure reducer. High Performance Precise Gauge Large Reservoir Easy to Use Features & Details 【SUPERIOR PERFORMANCE】- Driven by compressed air, the tool also has its gas storage device. The brake fluid bleeder can complete several oil changing operations at one time. 【PRECISE PRESSURE GAUGE】- The brake pressure bleeder is equipped with a working pressure gauge, so the pressure can be adjusted according to different needs. 【LARGE RESERVOIR】- Large reservoir of the pressure brake bleeder means reduced risk of running the system dry during the bleeding process or complete fluid change. 【CLEAN RUNNING】- There is no need to discharge air.