Batteries; Batteries and battery chargers; Batteries for lighting; Batteries for pocketlamps; Batteries for use in hearing aids; Battery packs; Battery power supplies for medical ventilators; Lithium ion batteries; Lithium iron phosphate batteries; Lithium phosphate batteries; Mobile phone cases featuring rechargeable batteries; Nickel-cadmium storage batteries; Photovoltaic cells; Solar-powered battery chargers; Solar batteries