[Professional-Grade Precision Diagnosis]: This ignition coil tester tool is equipped with a high-performance processing chip and supports COP, DIS, SPW, and magnetic ignition systems. It provides real-time comparisons of voltage, burn time, and RPM to quickly pinpoint coil failures, ignition timing issues, or intermittent faults
[360° Non-Contact Testing]: The automotive coil tester features a high-sensitivity, 360° rotatable flexible probe that easily reaches into tight engine bays. Simply place it near the ignition coil for non-destructive data collection—no disassembly required, saving you time and effort while ensuring safety
[Comprehensive Multi-Data Display]: This spark tester automotive supports 1-12 cylinder engines (2-stroke/4-stroke). The 2.8" LCD screen displays spark voltage (0-50kV), burn time (0-10ms), and RPM (200-20,000) with an industry-leading 0.5% accuracy for complete engine performance evaluation
[Durable & Long-Lasting Portability]: Crafted from wear-resistant engineering plastic and weighing only 232g, this handheld spark checker is built for the garage environment. With up to 20 hours of continuous battery life, it's a reliable partner for both professional mechanics and DIY enthusiasts
[Intuitive and Easy-to-Use Operation]: Featuring a user-friendly interface, ignition coil diagnostics includes a dedicated button for system selection and one-button switching between voltage, speed, and combustion time modes. With its simple calibration methods and accompanying user manual, you can start professional diagnostics right out of the box