The Exo Terra Light Dome Aluminum UV Reflector Lamp is ideal for use with all types of Exo Terra incandescent (maximum 75 watts) and compact fluorescent bulbs (maximum 26 Watts) except the Exo Terra Solar-Glo and Ceramic Heat Emitter. Its small size fits neatly on the top screen cover. The highly polished aluminum reflector increases light UVB and UVA output by up to 100 percent. The ceramic socket of the Exo Terra Light Dome Aluminum UV Reflector Lamp can accommodate either compact fluorescent bulbs or incandescent bulbs. Combine multiple fixtures with specific light bulbs to create the ideal lighting system.