With a variable color temperature output ranging from 3200 to 5500K, the Yongnuo YN-308C LED Bi-Color Video Ring Light boasts a unique shape. The fixture has a unique grip handle that is designed to be held in the hand for a very gentle, slightly directional appearance. A silky smooth, almost shadowless effect that complements the complexion of your talent can also be achieved by mounting it to a grip head or light stand and shooting through it. The distinctive circular form of the light reflected in your subject's eyes is an added bonus. Details Between 3200 and 5500K Changeable Output Diameter: 20.6" Soft Light Dimmable Remote Control for Handheld or Stand-Mounted Ring Lights