2PCS Inline Spark Plug Testers, Straight Boot Engine Ignition Tester Light, Small and Portable Armature Diagnostic Detector Tool for Automotive, Car, Lawnmower, Motorcycles, Internal External Engine

About this item ????? ????????: The inline spark tester is an essential diagnostic tool for any engine with a spark plug, & can quickly and easily diagnose ignition/engine outboard motor issues or a fault in the fuel delivery system ????? ??????????: 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 – Find dirty spark plugs, defective points, bad cables or connections, etc. ??????? ????????: 2 x Spark Plug Testers, product measures approx. 11.3 inches/ 28.8 cm in length, suitable to check for spark in even thouse hard to reach areas. ???? ???????????: It”s a essential tool for all Internal & External combustion engines, cars, trucks, motorcycles, lawnmowers, chainsaws, trimmers, snow-blowers, generators etc. ??????? ?????????: This spark tester is made of high quality materials, which is resistant to rust and corrosion, even in high and low temperature environments.