Don't compromise on safety or convenience. 7-Way Round Pin Trailer Light Tester. Fast Troubleshooting with LED Indicator. Clear and Simple Operation: Simply connect the circuit plug tester to the electrical connector, and use the function switches.
The SINGARO Spark Plug Tester is a versatile and essential tool for diagnosing engine issues in a wide range of vehicles—cars, trucks, lawnmowers, marine engines, and motorcycles. Manufacturer Part Number: Spark Plug Tester Unit Quantity: 1 Accessories: None Type: Ignition Spark Tester.
Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire. With the engine running, the tool flashes a mirror image of ignition spark.