Products in this group are mainly intended for the realization of public street lighting, but may be helpful when lighting the driveway and appropriate facilities, small sports grounds and the like. The luminaires are characterized by exceptional photometric characteristics (over 90 lm / W and often over 100 lm / W) and a very high degree of mechanical and electrical protection (usually IP65). The casing is made from high quality, adamant material (aluminum alloy) and provided a very long service life (minimum 50 000 operating hours). Some of the lights have the option of dimming and remote management makes them very suitable for use in so-called “smart cities” which is one of the long term objectives of all modern cities. The look of lyre and the casing can be modified according to specific customer requirements.