Better and faster: It is the quickest way to test for no-start conditions, provides an Easy Way to Check Ignition Systems with Coil-On Plugs. Applications Include for , for , for , for and More.Advanced Vision: Screw assembly adjusts spark space quickly and easily. Besides, upgraded Spark Plug Tester add a spring, which will add tension to the adjusting screw, so that screws feels secure and stays where you put it Easy to use: According to spark color and flash over distance to determine the quality of the coil. Notice: An inductive test cannot be performed, because there are no plug wires.Easy to Read: High visibility white lettering makes it easy to read the space measurement from 0 to 40k.Other tips: The standard plug wire tip can be unscrewed so the tester can be used on small engines and some motorcycles.Colour: blackMaterial: metalPackage Contents:1 * spark plug space toolOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.