This is a flash/strobe studio lighting kit. The flash lights give you 540 watt power and 5600k optimal light temperature simulating sunlight in photography. It is suitable for up to a 15'x15' studio. If you want to get the best way in camera, the flash light is your best choice. It's easy to set up, just plug in and play. You can find the totally different in your photography. Take the perfect shooting is so easily.