Usage Tips:brand and high quality Features: for Spark Plug Tester: 1Pack. You just need to connect the metal end of the tester to the for spark plug coil and start the engine. If the ignition wire is intact, the indicator light Universal Compatibility: The small engine ignition coil test works well with lawnmowers, motorcycles and small engine vehicles Amazing Function: The Spark Tester is a necessary diagnostic tool for any engine with a for spark plug, which can diagnose ignition/engine outboard motor issues or a fault in the fuel delivery system quickly and easily Design: Nickel Plated Shaft, Double ended flexible tool offers a straight boot - Internal bulb lasts for years Well Craft: The lawnmover for spark plug tester is well-craft and made with great for protection shield so no loose wires or worry for any electrical shocks specification: Color:as showns Material:Plastic + Metal Packing size: 19*10.5*.6cm Quantity:1pc Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1xSpark Plug Tester