Harness your vehicle's battery to efficiently power office equipment on the road. Continuously supplies power to AC outlet from any 12V battery or automotive DC source. Convenient cigarette lighter DC input jack with 3-ft. cable provides 1-step installation.Harness your vehicle's battery to efficiently power office equipment on the road.Continuously supplies power to AC outlet from any 12V battery or automotive DC source.Convenient cigarette lighter DC input jack with 3-ft. cable provides 1-step installation.