Made of die-cast aluminium, aluminium sheet and hot-dip galvanised steel, equipped with extra-clear transparent flat glass, its protection rating is IP66 and mechanical resistance IK08.

The optical system is composed of overlapping PMMA lenses with high performance and constant light transmission. Light 21 is equipped with highly efficient latest generation of LED Nichia NVSW219. The wide emission surface and the perimeter reflector increase the emission efficiency maintaining reduced glare values. Customised distributions of light can be obtained thanks to the flexibility in composing the lenses.