Photovoltaic apparatus and installations for generating solar electricity; photovoltaic installations for generating electricity; solar panels for the production of electricity; solar cells; solar modules; photovoltaic cells; photovoltaic modules; mounts for photovoltaic apparatus and installations for generating solar electricity; mounts for photovoltaic installations for generating electricity; mounts for solar panels for the production of electricity; mounts for solar modules; mounts for solar panels for the production of electricity loaded with automatic solar tracking sensors; automatic solar tracking sensors; power distribution or control machines and apparatus; rotary converters; phase modifiers; measuring and testing machines and instruments; electrical cells and batteries; electricity meters; magnetometers; computer software for measuring power generation performance of solar panels, downloadable or recorded; computers; computer software, downloadable or recorded; electric cables and wires; magnetic cores; resistance wires; electrodes.