Features: Engine Compression Gauge with high precisions metal sensors ensures accurate cylinder pressure readings, essential for diagnosing engine health and optimizing automotive diagnostic tools. Crafted from metal and rubber, this cylinder pressure tester offer wear resistance and sealing, eliminating frequent tool replacements in demanding repair environments. Designed for professional mechanics, automotive workshops, and enthusiasts, it delivers performances for both routine maintenance and complex engine troubleshooting tasks. Effortlessly test multiple vehicle models in repair shops, mobile service units, or home garages with its compatibility for on the go diagnostics. Clear scale markings and ergonomic construction enable pressure interpretation, making this engine compression gauge indispensable for precise measurements during automotive repairs. Specifications: Component: Metal + Rubber Box Size: about. 20x28x5cm/7.87x11.02x1.97in Package Includes: 1 Set Cylinder Compression Tester note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.