Key features

• •【Quick Diagnostic】This spark tester tool can help you quickly and easily to diagnose ignition and engine issues and defects. Pass diagnose ignition/ engine outboard motor issues or a fault in the fuel delivery system, to troubleshoot problem exists in spark plug connections, contact points, bad cables problem.
• •【Wide Range of Application】The spark plug tester is a must have diagnostic tool for any engine with a spark plug, it fit for all internal and external combustion engines, cars, trucks, motorcycles, lawnmowers, chainsaws, trimmers, snow-blowers, generators engines etc. The inline spark plug tester apply to any household, business, mechanic, industrial and commercial spark plug use in engine.
• •【Light Indication】Spark tester small engine tool connect the spark plug and the plug wire and start the engine. Easily test ignition circuit continuity at each cylinder. By light indicator shows of spark plug engine ignition tester to determine which cylinder is causing the issue and track down the exact cause.
• •【Easy To Use】It takes about 30 seconds essential for trouble shooting all internal combustion engines. Easy to use just simple connect the tester between the spark plug and the plug wire. small engine tools of black connector attach the spark plug, insert metal end of tester into spark plug and then to start the engine. If ignition circuit is complete, the small engine spark tester's bulb will flash.
• •【Premium Materials】The spark tester probe is made of quality plated shaft, rust and corrosion resistant, light housing is made of environmentally friendly acetate fiber plastic, and rubber straight sleeve and cable. This plug engine ignition tester work in high and low temperature environments have no effect.