Conveniently charge/maintain your vehicle's battery through the cigarette lighter or power plug port. Fuse protected... see moreConveniently charge/maintain your vehicle's battery through the cigarette lighter or power plug port. Fuse protected with 12" cord. Connects to Battery Butler Storage Charger (BBFC100 & BBFC200). Note: Adapter should only be used in a cigarette lighter or power plug port that is NOT energized by the ignition switch.
(wire coming from inside armature cover to 12 volt side of ballast resistor)(wire coming from inside armature cover to 12 volt side of ballast resistor)