1. This automotive compression tester works with most car models with gasoline engines. 2. Air gauge with quick coupling & pressure release button, manometer with two test pressure: 0-300psi, 0-20bar. 3. M10 adapter for motorcycles, M12 M14 adapter for motor vehicles. 4. Easy-to-read instrument panel with dual units (0-300 psi, 0-21 kg/cm²). Acrylic glass gauge cover with anti-scratch coating and rubber protective cover for outstanding shock-absorption performance. 5. Multi-size adapters (straight, curved, & male fittings) for compatibility with a wide range of vehicles. All components are protected in a ABS carry case for easy organization and transport. You can get accurate readings on the valve, piston ring, cylinder bore or head gasket. Dual Gauge Readings:0-300psi, 0-20bar (1bar=100kPa) Test Unit/Mode:bar, psi Special function:Get Accurate Readings Hose overall length:17.32Inch/440mm Straight Line Pressure Tube Length:5.91Inch/150mm Angled Pressure Tube Length:6.30Inch/160mm Colour:Red & Black Material:Plastic+Metal Package Contents: 1 x Gasoline Compression Tester 1 x x 1.5mm Adapter 1 x M14 x 1.25mm Adapter 1 x M12 x 1.25mm Adapter 1 x M10 x 1.0mm Adapter 1 x Angled Pressure Pipe 1 x Straight Line Pressure Pipe 1 x Hose 1 x Storage Case Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.