Feature 1Quickly diagnose the internal problems of the engine, such as judging the wear of the piston ring and cylinder wall, the damage of the sealing ring, and the leakage of the valve and gasket. 221/2in dual dial with protective cover, can read the pressure intuitively and compare the table to determine the air leakage rate. 3The test range is 0100psi/0700kpa, with a pressure adjustment knob, which can adjust the required pressure source. 4Equipped with 24in 14mm adapter hose and 10mm, 12mm, 18mm 3pcs adapters, suitable for all gasoline engines. 5Using high-strength anti-aging materials, the pressure exceeds 10% of the range, it is not easy to be damaged, the needle is wear-resistant, and it comes with a tool box for easy carrying.Item Type: Cylinder Leakage TesterMaterial: Copper + Stainless Steel + PlasticHow to Use:1. Correctly connect the leaks detector to the motorcycle cylinder2. Start the motorcycle, adjust the pressure valve and observe the displayed values of the left and right instruments for comparison, so as to know the working efficiency of the cylinderDual 2-1/2in gauges feature chrome bezel and rugged protective outer bootScales read 0-100 psi and 0-700 kPaPressure regulated manifold includes quick couplersLong flexible 24in 14mm/0.55in hose10mm/0.4in, 12mm/0.5in and 18mm/0.7in thread adapters .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Cylinder Leakage Detector1 x Working Connection Hose3 x Adapter1 x Manual1 x Portable Tool Box