Auto Ignition Coil Tester Tool MST-101 Car Spark Test Pen Automotive Electronic Faults Detector Voltage Pen with LED Diagnostic Car Voltage Test Electrical Fuse Tester for Sedan SUV RV Truck
Quick Spark & Ignition Coil Testing – Instantly diagnose ignition and spark plug issues with this easy-to-use MST-101 tester. Ideal for checking coils without removing them from the vehicle.
LED Voltage Display – Equipped with a clear LED indicator to show ignition status and coil strength, helping you quickly detect misfires or weak sparks in engines.
Versatile Automotive Compatibility – Works with most 12V gasoline vehicles, including sedans, SUVs, RVs, and trucks. Great for DIY diagnostics or professional use.
Portable & Pen-Style Design – Compact, lightweight pen-style tester fits comfortably in hand or tool pouch, making it easy to carry and use in tight engine compartments.
Test ignition coils quickly and efficiently with the MST-101 Auto Ignition Coil Tester Tool. This portable pen-style spark test device features a bright LED voltage display to detect weak sparks, misfires, or coil failure.