Audio- and video-receivers; Electrical outlets; Infrared sensors; Lighting controls; Photovoltaic installation apparatus, namely, solar modules for production of electricity, solar thermal and electric receivers, tracking mechanisms and concentrating optics, and control algorithms; Protective cases for smartphones; Smartphone mounts; Solar-powered battery chargers; Solar batteries; Solar cells; Solar panels for production of electricity; Speaker enclosures; Switches, electric; Thermometers, n...