10 x 12 Chromakey Green Screen Background Support Stand 2400 Watt Photography Studio Lights Photo Video Lighting Kit H9004SB2-1012G Premium ePhoto Video Photo Lighting Background Stand Kit Soften light intense thrugh internal white cover and soft box Operated with 4 Day-light Studio Light Bulbs (each holder - Total 4 Bulbs) Easy to control your lights with ON/OFF switch. Work with 110 - 120V