YES it's the most versatile and wonderful. I use it and also the 420ex on all my Canon gear...they've rendered my Quantum T2s virtually useless. Get a Quantum battery pack for the 550ex and you're set to go. Lea ----- Original Message ----- From: "Steve Ross" <steveross.effigy@virgin.net> To: "List for Photo/Imaging Educators - Professionals - Students" <photoforum@listserver.isc.rit.edu> Sent: Friday, November 07, 2003 12:45 PM Subject: Flashguns > Hello > > Any suggestions for a new canon EOS compatible flashgun > (E-TTL)? Would especially like to have the ability > to remove from camera and fire. Is the speedlite 550EX > the most versatile? > > Any view/comments would be welcome. > > Many thanks > > Steve. > > >