Pwr+ยฎ 120W - AC/DC Converter 12V 10A Max Power Extra Long 13ft Wall Outlet 110V - 220V to 12V Universal Car Adapter Cigarette Lighter Inverter - Charger - Power Cord Then I started making a lot of my chargers to browse, and some of them are of the cigarette lighter type. So I bought it on a whim. Now I can use one of my 4-port multi-device chargers indoors, not just in the car. Such a simple idea, but very practical.