5.5 Clamp Light With Dimmer Switch and 2 - 50 watt Heat Bulbs - 1 Day, 1 Night 5.5 inch Clamp Light - Black Dome - Bright White Inside Reflector Dimmer Switch on Clamp Light Allow You to Control Heat/Light Output Ceramic Socket - 250 Watt Capacity Two 50 Watt Heat Bulbs Included - 1 Day and 1 Night Day Bulb is Full Spectrum and Night Bulb Simulates Moonlight