Features: This automobile compression tester works with most car model with gasoline engines. It comes with adapters and pipe in different size to fit different model. Widely used for checking compression on engine cylinder quickly and accurately. Air gauges with fast coupling & pressure release button, manometer with two test pressure: 0-300psi, 0-20bar. Multisizes adapters for compatibility with various vehicles. All component is protect in a carry case for easy organization and transport. Included 2 pipe: cranks shafts type & transverses axises type, both with rubber caps and can test the compression on almost any engine. Easy to use. Specifications: Material:Metal,Rubber Readings: 0-300psi, 0-20bar (1bar=100kPa) Package Includes: 1Set Compression Tester Kit note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.