This Actron CP7827 Compression Test Kit is perfect for any motorcycle, ATV, or passenger vehicle owner looking to diagnose their engine's compression. The kit includes everything you need to perform a compression test, and its maximum PSI of 300 ensures accurate readings. With its brand name, Actron, you can trust that this compression tester is made with high-quality materials and designed to last. Its user-friendly interface makes it easy to use, and its compact size makes it easy to store and transport. Whether you're a professional mechanic or a DIY enthusiast, this compression test kit is a must-have for any engine diagnosis.