Inverters (electricity); Electric apparatus for commutation; Distribution boxes (electricity); Commutators; Switches, electric; Cell switches (electricity); Converters, electric; Batteries, electric; Electric storage batteries; Photovoltaic cells; Solar batteries; Battery boxes; Reducers (electricity); Dry batteries; Apparatus for charging accumulator batteries; Liquid crystal displays; Light emitting diode (LED) displays; Electric control apparatus; Solar panels for the production of electricity