Connects in-line between the spark plug and the ignition wireUse to quickly troubleshoot ignition system with "hands-free" operationTechnician can visually check condition of ignition system at each cylinderFrequency and intensity of flash indicates whether there is an ignition system problem or a fault in the fuel delivery systemThe bright light can be seen in the bright sunlight
Use to quickly trouble shoot ignition system. This device is hands-free and shows a duplicate view of the ignition spark. Its plastic body can withstand rough use and resists automotive chemicals. Protected by mechanical strain relief.
Brand: Tool Aid, Model: 23900