Simple effective cool running and economical interfits f5 three head kit sheds 2400 watt equivalent of 5600k light and is well suited to a wide range of studio applications the kit is perfect for everyone from those just starting out in studio lighting through to those looking for a wide range of professional studio uses the f5s make for excellent fill lights for shaping you images also included in this three light kit is a 14m 45 boom arm allowing you to create a dramatic overh