The standard led light from reef one is a low voltage light unit which illuminates the biorb and its inhabitants making the aquarium into even more of a featurer designed as a easy to fit accessory the light unit doesnt impose on the biorbs attractive shape an incorporates a hole for easy fish feeding simulates daylight which assists with plant growth and brings out the true colours of the fishr this unit directly replaces those aquariums with a standard halogen light not suitable for