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Multi-battery Management: Allows users to switch between battery 1
entertainment areas when running off 12v battery power or 12v DC power
1 x Dual QC3
If you are unable to confirm whether a suitable adapter is needed
【Max Pressure】: 1
2pcs Inline Spark Plug Tester Ignition and Engine Armature Diagnostic Detector LED LIGHT Multi-battery Management: Allows users toAbout this item *Engine Spark Plug Tester: Spark plug ignition tester can quickly diagnose ignition and engine problems and defects, troubleshooting spark plug connections, contact points, damaged cables wait. This is a practical diagnostic tool for any engine with spark plugs *How to Use: Connect the black skin of the tester to the spark plug and the metal end of the tester to the spark plug coil. After starting the engine, if the ignition circuit