Neewer RF-550D Marco LED Ring Flash LCD Display For Nikon Canon DSLR Camera New Visual LCD display with high definition. Consist of 48 pieces LED,higher luminance and lower static power consumption. The left flash and right flash function makes objects appear more dimensional. The ring flash can be mounted on a camera as photography light. The LED light closes to the natural light, seven levels of luminance status to meet higher photograph needs. It is designed and molded on the basis of ergonomics for the convenience of reading and operation. Four colors of flash diffusers for alternative use orange,blue, oyster white, and transparent. Eight diameters of adapter rings for alternative use 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm