Carrying cases, holders, protective cases and stands featuring power supply connectors, adaptors, speakers and battery charging devices, specially adapted for use with handheld digital electronic devices, namely, cell phones, MP4 players, personal digital assistants; Cell phones; Converters for electric plugs; Covers for electric outlets; Data cables; Electronic pens; Lithium phosphate batteries; Portable media players; Power adapters; Protective films adapted for smartphones; Secure Digital ...