AC/DC power supplies; DC/AC power converters; Electrical power connectors; Electrical power extension cords; Electrical transformers; LED drivers; Low-voltage power supplies; Photovoltaic installation apparatus, namely, solar modules for production of electricity, solar thermal and electric receivers, tracking mechanisms and concentrating optics, and control algorithms; Photovoltaic solar modules for production of electricity; Power adapters; Power adapters for computers; Power adapters for u...