BYONGNUO MR-58 Macro LED Macro Ring Flash light for Nikon DSLR cameras ReviewbP PP YONGNUO MR-58 Macro LED Macro Ring Flash light for Nikon DSLR cameras P58 pieces of high brightness LED lamps. (Both flash and light mode)P52mm 58mm 62mm 67mm, four size of adapter rings. (With these adapter rings, users can mount the ring flash on macro lens)PLight Mode: The flash head will continuous output by the current mode of left right setting, it suitable for taking photo or video recording.PFlash Mode: The flash head will fire by the current left right setting when testing or using, it suitable for taking photo at close range.PMR-58 LED macro ring flash has 58 pcs high brightness LED as lighting source. A high-efficiency circuit design keeps the stability of the lighting outputs.