An electrical accessory for use with a portable electronic device and with a protective cover for the portable electronic device is provided. The electrical accessory includes a body, an electrical connector, and electrical circuitry. The body includes a back portion and a bottom portion. The back portion is slidably attachable to the back of the protective cover to removably affix the electrical accessory to the back of the protective cover. The bottom portion is adapted to be proximate the bottom of the protective cover when the electrical accessory is removably affixed to the protective cover. The electrical connector is affixed to the bottom portion of the body of the electrical accessory. The electrical connector is positioned to electrically interconnect to an electrical port of the portable electronic device when the electrical accessory is affixed to the protective cover and when the portable electronic device is installed in the protective cover.