🔥 Dual-Port Spark Plug Tester – High-Voltage, Accurate & Built for Pro Diagnostics! ⚡ Two-Slot Testing Design → Compare and analyze spark performance of two plugs at once 🔍 High-Voltage Simulation → Accurately replicates real engine ignition conditions 🚗 Professional Ignition System Diagnosis → Quickly identifies weak, faulty, or inconsistent spark plugs 💡 Clear Spark Visibility → Transparent window design for easy observation of ignition jumps 💪 Durable & Stable Build → Robust housing secu

Got this handy ignition spark tester available on my TikTok Shop 👨‍🔧🔥 It fits between the ignition electrodes and the HT lead so you can visually see if you’ve got a spark — absolute game-changer for quick fault finding. 💡 Cheap 💡 Effective 💡 Lives in the tool bag full-time Perfect little diagnostic tool for any gas engineer ✅ #IgnitionTester #SparkTester #BoilerFaultFinding #GasTools #diagnostictools | Jones the Gas