Milou triangular exterior wall lamp with osram brand name ledthe milou exterior wall lamp is produced of aluminium die casting and is contemporary in its presentation the surface of the triangular aluminium body has an anthracite coloured finish there is a polycarbonate insert in the upper part behind which the strong led lamp sits a lighting current of 520 lumen is produced with an output of 6 watt this equals a light yield of more than 85 lumen per watt so the question of high energy cos