One flamelight works flawlessly, the other one would have to have a new light source (halogen lamp) in, and the fan would have to be cleaned (dust). The lights are made of metal, not cheap plastic. Flamelights associated power supply units Dimensions:Height: approx. 38.0 cm Diameter: approx. 14.0 cm Projection: approx. 7.5 cm (distance from the wall)