“Sostituto is the name I gave to a LED lighting body that can be used to replace existing road lighting appliances based on old-fashioned technologies, preserving the poles and only changing the heads.” Ernesto Gismondi a head-pole appliance, that uses high-yield LED sources. Fall within the ME3a class for road use (fast-track urban roads, extra-urban roads, and highway service lanes). Dark grey paint finish. Painting is performed with a three-stage outdoor treatment: nanotechnology, anti-oxidizing primer, polyester paint. The technical features of the appliances comply with the EN60598-1 norm.