Enercell 3-in-1 White Portable Combo Car Charger, Wall Charger & Power Bank Enercell 3-in-1 White Portable Combo Car Charger, Wall Charger & Power Bank The Enercell 2301757 battery charger is the one charging device you need for almost any situation This charger has a power outlet for the wall so you can charge while your out A car lighter socket charger lets you charge on the go in your vehicle. A unique feature is the internal battery so you can charge even when your miles from the nearest power source.