RPS Studio 1000 Watt Continuous 2 Light Kit for Canon EOS Digital SLR Fantastic for all Canon digital and film cameras Perfect for your first home or work studio, easy set-up Ceramic sockets rated to 660 watts which will prevent socket failure due to overheating, even with 500 watt bulbs! The lights are designed to move smoothly forward and backward in the reflector allowing greater control, can also accept umbrellas