Compatible with all EOS cameras, Powershot-G7/G6/G5/G3/G2/G1/Pro1/Pro90IS/Pro7020% faster recycling time compared to 580EX Superior build quality, including a metal foot for higher rigidity Maximum guide number 58 at 105mm settingAuto conversion of flash coverage with compatible digital SLR cameras White Balance info communicated instantly to compatible digital SLR camerasFull swivel, 180ª in either direction AF-assist beam, compatible with all AiAF points on every EOS SLRDust- and water- resistance to match the EOS-1D Mark III
