Dracast Kala LED1000 BarndoorDracast DRBDK1000 Kala LED1000 Barndoor Featuring a four way design and aluminum construction, the Dracast Kala LED1000 Barndoors are a handy modifier for light output control. Simply swing one or more barndoor leaves into the path of the beam to light areas that you want illuminated and to keep light from areas where you dont want it. In the Box Dracast Kala LED1000 Barndoors Limited 1 Year Warranty