Size (length*width*height): 24cm x 4cm x 2cm

What's in the box:

King Toyo Spark Tester

King Toyo Heavy Duty Spark Plug Tester For Quality Car Coil For Automotive Car

Features:-
Brand: King Toyo
High Quality Spark Tester
Small, Easy To Carry Anywhere
Essential For Trouble Shooting All Internals
Test For No Spark Condition

Special Features:-
Easily Connects Between Spark Plug And Spark Plug Wire
Flexible Wire Connects To Spark Plug
Metal Wire Connects To Spark Plug Wire
Rapidly, Accurately, Safely And Conveniently To Judge The Quality Of The Ignition System, Depends On Difference Types Of Car Condition And Adjust The Different Gaps
Great For Finding Bad Cables, Dirty Spark Plug Connections, Or Defective Points And More
To Judge The Quality Of Coil According To Spark Color And Distance
Can Intuitively Convenient To Understand The Operation Of The Ignition Coil
The Airtight Design To Prevent The High Volts Leakage

Application:-
The Normal Spark Distance Is 2cm And The Shape Is Straight With Violet Blue Color. The Coil Is Aged Or Defect If The Spark Is Either Red Or Curved.
Spark Plug In Oil Vapor That Spark Ignition Cylinder And Also In Combustion Chamber With Pressuring. Higher Pressure Would Cause Larger Impedance Of Sprak Plug. In Order Ro Apply Many Kind Of Compression Ratio Of Engine, Adjust The Distance Of Spark Tester To Simulate The State Of Cylinder Is Burning