Diagnose faults quickly and accurately with this hands-free ignition spark tester. New to the Draper range, it features a 57mm probe length and 43mm clear inspection tool that instantly shows whether a spark is present. The In-Line Ignition Spark Tester clips easily into place and is a must-have tool for professionals who repair vehicles and petrol or power operated tools, such as trimmers, chainsaws, and lawnmowers. Features and BenefitsA clear inspection tunnel shows if there's a sparkClips into position easily, just push it into placeA hands-free tool that you can carry in your pocketSuitable for vehicles & petrol or power operated toolsNo need to charge, draws its power from a source Specifications Probe length: 57mm Clear inspection tunnel length: 43mm Lead length: 100mm Lead diameter: 5.3mm Spark plug connector length: 66mm Contents 1 x In-Line Ignition Spark Tester