The Sealey VSE2020 Cylinder Leakage Tester is a valuable diagnostic tool for petrol engines. This 2-gauge tester is designed to detect cylinder leaks and is manufactured with durable materials. Backed by a 1-year warranty, this product is reliable and efficient, making it a must-have for any garage or workshop. With easy-to-use functionality and compact dimensions, the Sealey VSE2020 Cylinder Leakage Tester is a practical addition to your vehicle maintenance routine.