Batteries; Superminicomputers; Computer chassis; Computer circuit boards; Computer hardware; Computer motherboards and daughterboards; Computer peripheral equipment; Data access port for use with electrical control panels for connecting multiple data and electrical devices; Desktop computers; Electronic computers; Interactive touch screen terminals; Microcontrollers for internet of things (IoT) enabled devices; PC tablets; Pocket computers for note-taking; Radio receivers and transmitters for monitoring and controlling light emitting diodes in a network of street lights and for processing emergency signals transmitted to individual street lights