Diagnose misfire issues: ignition misfires can cause your engine to stumble or lose power, spark plug ignition tester can quickly and easily diagnose ignition and engine issues and defects, which is a practical diagnostic tool for any engine with a spark plug, diagnose ignition\/ engine outboard motor issues or a fault in the fuel delivery system, troubleshoot spark plug connections, contact points, bad cables and moreMaterials and dimension: the spark tester probe is made of quality plated shaft, rust and corrosion resistant, double ended flexible tool offers a straight boot, the internal bulb lasts for years, suitable dimension to check for spark in even the hard to reach areasLight indication: spark plug light checker indicates inconsistencies and in a way that keeps you safe from electric currents; Intense bright white light indicates a healthy spark while jumping and dim color indicates a weak coil or plug; Remove the guesswork by using this lawn mower spark plug tester and coil pack tester, disassemble spark plug tester tool to access and replace the internal bulbSimple and convenient operation: it takes about essential for trouble all internal combustion engines, you just need to simply connect the tester between the spark plug and the plug wire, if spark is being sent, the tester will mirror the spark and light up, to find dirty spark plugs, defective points, bad cables or connections, etc.Wide range of application: it fit for all 2- or 4-stroke, the essential troubleshooting for all internal and external combustion engines, cars, trucks, motorcycles, lawnmowers, chainsaws, trimmers, snow-blowers and so on, this automotive spark tester tool will meet your a plenty of applicationsColour:blackMaterial:Plastic + MetalPackage Contents:3 * spark plug testerOnly 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.
