Stay powered virtually anywhere you go with this Retrak 6' 2.1 Amp Retractable USB-A to USB-A Female Extension Cable, and features a mechanical retractable system to tuck away when you're done using! The retractable system helps prevent tangled up cords when storing cords away after usage. Great for extending any type of charger that plugs into a standard USB Type A port! The black extension cord comes packaged in a hanging box.