Mcoplus MK-FC100S 5500K GN15 LED Macro Ring Flash Light Kit for Sony A200 A290 A300 A350 A390 A450 A500 A550 A560 A580 A700 A850 A900 DSLR Cameras Compatiable with Sony A200 A290 A300 A350 A390 A450 A500 A550 A560 A580 A700 A850 A900 DSLR Cameras Flash GN: 15 . Power supply:4 pcs AA batteries There are seven levels luminance.Full innovation LED flash technology More approach natural light use high quality LED light. Left and right flash function make the object appeared third dimension.Fit for macroshot,scientific research.medical and personal hobbies of photography.