Batteries; battery chargers; electric battery chargers; rechargeable batteries; battery packs; electric batteries; battery charge indicators; battery charge monitors; solar batteries; stationary batteries; power units (batteries); electrochemical batteries; electric storage batteries; electric apparatus for charging batteries; portable power supply apparatus (batteries); battery holders; battery housing covers; battery testers; battery testing apparatus; charging systems for battery operated appliances; uninterruptible power supply apparatus (battery); switching power supply apparatus; electric power storage devices; portable electric power storage units; rechargeable power sources (batteries); electric power storage apparatus; power supply apparatus; electric charge storage apparatus; electric power regulators; electrical power converters; electronic power control devices; power management systems; power distribution units; electric power converter device; electric power inverters; electrical power connectors; power monitoring systems; energy storage control units; electronic power switches; electric power management software; electrical power conversion controllers; electrical power distribution apparatus; electric power supply controllers; electricity storage subsystems; power storage cells; electric power interface devices; power electronics devices; power conversion modules; electric power conditioning devices; portable power sources (batteries); power packs; charging devices; electric power storage apparatus; power transfer devices; electrical power regulators; electrical power transformers; electrical power monitoring apparatus; electrical power backup apparatus; power transfer systems; energy storage controllers; electrical power control devices; electrical power monitoring systems; electrical power backup systems; electrical power distribution systems; electrical power conditioners; power supply converters; battery boxes; batteries for lighting; chargers fo; r electric batteries galvanic cells; galvanic batteries; battery chargers; grids for batteries; batteries, electric; accumulators, electric; mobile power supply (rechargeable batteries).