The JTL 2824 is a Superlight Body with Reflector & 1200W H.Q. Bulb. It is an efficient, easy to use, dependable light for your digital, video or black/white film shooting. The light provides you with up to 1,000W of output power with a continuous variable adjuster. For safety reasons, the Superlight will turn off automatically if there is a danger of overheating and the blower will keep running to cool the light down to the regulated temperature, at which time the light will turn back on automatically.