Adjustable Ignition Coil Spark Tester

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.
Alligator clip securely fastens to ground.
Screw assembly adjusts spark gap quickly and easily
Avoid fire, the ignition coil burned out and so on.

Checks for spark in no-start condition

Tests standard & electronic coils

Assists in determining coil voltages

Alligator clip securely fastens to ground

Screw assembly adjusts spark gap quickly and easily

  Instructions included