Car Spark Plug Test Pen Car Electrical Tester Car Ignition Coil Tester
Determine the quality of the coil according to spark color and flash over distance.
Convenient to intuitively 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
Length: about 11.5cm / 4.53in
Diameter: about 2.2cm / 0.87in
Cable length: about 52cm / 20.47in
1PC x Adjustable Ignition Coil Tester