Canon speedlite flash 580ex iiCanon speedlite flash 580ex ii. You can buy this Canon SpeedLite 580EX II Flash from many big retailers offline or online like Amazon, Best Buy, Target, Walmart etc. The Canon Speedlite 580EX II is at the top end of the price scale and known to be the best of the best. Further development of Canon's flagship Speedlite has led to the production of the 580 EX II. . . This is the premier Speedlite for all photographers, including . Professional Imaging Products:Camer... more