ITEM NAME:Adjustable Auto Spark Plug Tester Coil Ignition System Diagnostic Test ToolOZ Specification: According to spark color and flash over distance to determine the quality of the coil Can intuitively convenient to understand the operation of the ignition coil Assists in determining coil voltages Designed to prevent high energy sparks arching directly to any ground Alligator clip securely fastens to ground Screw assembly adjusts spark gap quickly and easily Avoid fire, the ignition coil burned out and so on Material: ABS+Metal Length: approx. 140mm Color: Transparent+Black Package included: 1pc Engine Ignition Spark Tester Note: Please allow 1-10mm deviation due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item..1pc Engine Ignition Spark Tester. Can intuitively convenient to understand the operation of the ignition coil. Avoid fire, the ignition coil burned out and so on. Screw assembly adjusts spark gap quickly and easily.
