The Laser Compression Tester for Petrol Engines is a high-quality diagnostic tool designed specifically for petrol vehicles including motorcycles. This compression tester, featuring a maximum PSI of 300, comes with thread adapters (10.12,14 & 18mm) and an adaptor hose for easy use. The unit includes a pressure release button for added convenience. With the brand name of Laser and the manufacturer part number 2516, this tester is a reliable and essential addition to any garage or workshop for checking engine compression in petrol engines.