Digital Compression Tester Pressure Gauge Tester Kit Motor Auto Petrol Gas Engine Cylinder Motorcycle Pressure Gauge with Adapter Feature: This compression tester can be quickly set to your car,motor,truck,bike then you can get accurate readings on the for valve, piston ring, cylinder bore or for head gasket. Pressure gauge and rubber for protection on double scale (3 to 200 psi) to prevent scratches. Copper nickel-plated drain for valve, anti-oxidation, corrosion-resistant. M10 adapter for motorcycles, M12 M14 M18 adapter for motor vehicles. Display Unit: PSI, BAR, KPA, Kgf/cm2, Specifications: Pressure gauges with rubber protection Pressure gauge diameter: 71 mm Test pressure: Up to 14 bar / 200 psi Resolution: 0.05BAR/0.5PSI 4 Adapters: M10x1.0mm M12x1.25mm M14x1.25mm M18X1.5mm Hose length: 430 mm/16.93 in Pressure tube length: 150 mm/5.91 in Angled pressure tube length: 160 mm/6.3 in Power Supply: 2 * AAA Battery(Not included for safety shipping) Package included: 1 X Compression tester 1 X Hose 4 X Adapter 2 X Pressure pipe