Scientific, measuring, signalling, checking (supervision) apparatus and instruments, namely radio receiving and transmitting apparatus and electronic apparatus for wireless reception and transmission and storage of data; radio signal antennas; wireless receiver and transmitters; electric installations for remote control; remote data measuring and detection apparatus; range finders; computer hardware and software for wireless communications; computer network routers; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely photovoltaic panels and photovoltaic cells for the production of energy