Accumulator boxes; Accumulators and batteries; Accumulators, electric; Apparatus that employs light concentrating optics to concentrate sunlight and to aid in the conversion of sunlight into electric and thermal energy; Batteries and battery chargers; Batteries, electric; Battery charge devices; Battery monitors; Battery packs; Photovoltaic cells; Photovoltaic cells and modules; Photovoltaic solar modules for production of electricity; Photovoltaic solar panels for the production of electrici...