The Aqua Medic Aquasunlight Classic is a complete lighting solution that is ideally suited for aquariums of 4 of 5 foot long, these systems feature a combination of twin halides and blue fluorescents and a 15w moonlight lamp, combined with wide beam reflectors. The freshwater versions have 5200K lamps and gro-lux fluorescents. The units are available either with or without a light computer that allows precise control of the lighting.