Vivitar DF-293-CAN TTL LCD Bounce Zoom Swivel DSLR AF Flash for Canon Red focus beam to assist in low light conditions Includes reflecting plate & wide angle diffuser Five levels of power ratio 1/1,1/2,1/4,1/8,1/16 Bounce Positions 0, 45, 60, 75, 90 Degrees Zoom Positions 28/35/50/85 mm