The KSBQ-1000 1,000 Watt Pro SoftBox Light Kit from Smith-Victor is a professional level continuous light source for photographers and videographers. It features a heavy duty ceramic mogul socket. The tungsten halogen linear bulb produces a non-directional beam with optimum softness. The 3200° Kelvin bulbs are available in 500 or 1000 watts, for 120 or 230 AC voltage.