Compatible Type A EOS cameras (E- TTL, autoflash); Type B EOS cameras (Manual flash) and the Powershot-G9 digital camera Dedicated clip-on transmitter for E-TTL/E-TTL II wireless flash system Built-in AF-assist beam Sets and controls flash ratios High-speed FP flash E-TTL compatible with wireless autoflash control
91 user-selectable UHF frequencies (566.25-589.75MHz) For use with 105UPR receiver RF power: 25mW 50Hz - 12kHz frequency response 6-8 hours run time Requires 1 9V alkaline battery (not included)
91 user-selectable UHF frequencies (566.25-589.75MHz) For use with 105UPR receiver RF power: 25mW 50Hz - 12kHz frequency response 6-8 hours run time Requires 2 AA batteries (not included)