Feature: 1. Made of high-quality alloy steel, plastic and rubber materials, durable and practical, with a long service life. 2. Easily vent the brakes and test the car's vacuum system by yourself. The range of accuracy pressure gauge is 300inHg, 7600mmHg. 3. A hand pump with pressure gauge allows testing many vacuum operating systems, for example. Fuel pumps, carbohydrates, etc. 4. A comprehensive vacuum pump and vacuum tester brake bleed kit for testing the vacuum system. 5. It comes with a tool box, which is easy to store and transport, and you can easily find it when you need it. Specification: Item Type: Hand Held Vacuum Pressure Pump Tester Tool Material: High Quality Alloy Steel+Plastic+Rubber Brake Fluid Reservoir: Approx. 4oz Pressure Range: -30 0inHg, -760 0mmHg Package List: 1 x Air Release Valve 2 x 24in Vacuum Hose 2 x 4in Vacuum Hose 7 x Vacuum Adapter 1 x Liquid Container 2 x Connector 1 x Toolbox 1 x Manual