The XTG technology 4 Port AC to USB Wall Charger is Light Weight, Ultra Compact with fold up AC Prongs makes this a must have for Home or Travel chargers when needing to charge multiply USB powered Devices. It"s easy to carry and frees you from worrying about having to charge one device at a time, perfect for the whole family at home or in the hotel room. Please note this does not work for high input USB devices. Please check your device requirements.