Dual-Hole Car Spark Plug Tester

This device is designed to efficiently test the functionality and performance of spark plugs in vehicles. Featuring dual ports, it allows for simultaneous testing of two spark plugs, saving time and improving diagnostic efficiency. Equipped with easy-to-read indicators, it provides clear and accurate readings, making it simple to check if a spark plug is performing optimally. Compact and user-friendly, this tool is ideal for both professional mechanics and car enthusiasts, ensuring reliable vehicle maintenance and performance. Voltage: 12 Operating temperature: -40-60 Manufacture country: China Instructions included: No