Twin-tube ring lite designed for close-up photography with EF Macro lenses; flash tubes can fire together or independently.
Supports E-TTL (TTL/E-TTL) wireless autoflash in conjunction with one or more Speedlite 600EX-RT flashes.
White LED focusing lamps and two forms of modeling flash permit preview of lighting effects.
Easy operation with illuminated dot-matrix LCD panel for easy flash settings in any lighting condition.
