Inline Spark Plug Tester Engine Ignition Tester Straight Boot Ignition Tester Light Lawnmower Engine Checker Armature Diagnostic Detector for Automotive Car Internal External Engine (2 Pieces)
- Light indication: spark plug light checker indicates inconsistencies and sparks 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 bulb.
- Simple and convenient operation: it takes about 30 seconds essential for trouble shooting 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 applications.