KZYEE KT60 Digital Timing Light, LED Display 12V Automotive Ignition Timing Light for 9V-16V Ignition System Strobe Lamp Detector, Portable Timing Check Auto Vehicle Motorcycle Marine Repair Tool. ⭕【WHY YOU NEED TIMING LIGHT 】Adjustable timing light is specially designed to detect the ignition timing scale on the engine flywheel or pulley.