Tooarts Car Spark Plug Tester Ignition Tester Automotive High Voltage Diagnostic Tool Adjustable Spark Detector Gauge Car Accessories TM - Product Features
- Quickly diagnose problems with all ignition systems.
- Wide Application: The car spark plug tester is used to test spark plug performance and ignition strength.
- Normal sparks of fire gauges as \"purple blue and 2cm straight line,\" if the ignition coil is bad when the color is red or curve.
- The car spark plug tester is made of and practical material, which could help for a long time.
- Portable and Simple Operation: The car spark plug tester owns a mini size with lightweight, so that you could take it to anyplace with effortless.