Features 1. Professional ignition test pen designed to help check the condition of the ignition system for each cylinder. 2. Quickly connects to the spark plug and spark plug wire to help identify issues related to poor spark plug connections. 3. Constructed from high-quality ABS material for strength and durability. Features pure copper internal wiring for high voltage resistance. 4. Compact, lightweight, and portable design allows for easy storage and transport. 5. Manufactured to meet standard specifications with strict factory quality control processes. Specification Item Type: Ignition Tester Material: ABS Purpose: Used for automobile ignition system testing Application: Universal Package List 1 x Ignition Tester