The Louis Poulsen Ballerup Mini is mounted into the ceiling. The LED lamp emits light directly downwards, at the same time light is produced around the lamp at the ceiling. The recessed light has a height of 5.2 cm. The vertical glass cylinder is made of hand-blown, three-layer opal glass and has a diameter of 4.4 cm. This ceiling lamp is offered as DALI dimmable version. The original design for the recess lamp was created by P. Hougaard Nielsen and C.J. Nørgaard Pedersen as early as 1963.