Petrol Engine Cylinder Compression Tester Kit 0 to 300psi Versatile High Accuracy Gauge Tool for Motorcycle Car Off Road Vehicle 1Accurate and Reliable Measurement: The petrol engine cylinder compression tester kit ensures accurate and reliable cylinder pressure readings across a wide range of vehicles. 2Versatile Use: The engine compression tester kit is widely suitable for most types and depth of spark plug fuel engine cylinders on gasoline, can be used for motorcycles, cars, ATVs, snowmobiles, SUVs, lawnmowers, chainsaws, etc. 3Durable and User Friendly: Constructed with premium metal and rubber materials for durability, the engine cylinder compression gauge tool is designed for easy and hassle free operation by professionals and DIY enthusiasts. Built in check valve with pressure holding function ensures maximum pressure at spark plug during compression. 4Clear and Easy to Read: The petrol engine cylinder compression gauge ensures clear visibility of accurate readings in the 0 to 300psi range. Allows for easy reading even in low light conditions. 5Portable and Compact: The petrol gas engine cylinder pressure gauge is equiped with storage box, compact size, easy storage and portability. Ideal for on the go professionals or hobbyists.