Bitray Spark Plug Engine Ignition Tester 6-12 Volt Pick Up Coil Armature Diagnostic Detector Tool for Automotive Car Lawnmower Small and Big Internal External Engines Gauge Tester

Feature: 1.The Engine Spark Tester Probe is a must have 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 2.Universal fit for all 2- or 4-stroke, single or multi-cylinder gasoline engines. 3.Double ended tool offers a straight boot to cover all applications. 4.Well-crafted and made with great protection shield so no loose wires or worry for any electrical shocks. 5.Suitable for a broad range of household, industrial and commercial uses. Specifications: Name: Automobile spark plug tester Material: plastic + stainless steel Size: Shown in the picture Function: used to test whether the car ignition system works normally Testing Method: 1. Turn off the engine and disassemble the spark plug coil 2. Connect the black leather of the tester to the spark plug 3. Connect the metal end of the tester to the spark plug coil 4. Start the engine 5. The weak ignition wire is intact and the indicator light flashes. Note: Make sure your wires have a good connection.