Batteries; rechargeable batteries; electrical storage devices; portable charging devices; solar-powered battery chargers; battery charge devices; battery packs; inverters; electric cables and wires; wireless chargers; lithium iron phosphate batteries; lithium phosphate batteries; photovoltaic cells; solar cells; solar panels for production of electricity; battery monitors; battery testers; 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, MP3 players, personal digital assistants; recorded or downloadable or recorded computer software or application for controlling or managing battery power supplies; downloadable or recorded computer software or application for controlling or managing solar panels; downloadable or recorded computer software or application for managing solar panels, charging stations, batteries, power supplies; downloadable or recorded computer software of software application for controlling or managing electronic devices; electronic devices for home and office use.