Bower SFD926C Autofocus Dedicated e-TTL I/II Power Zoom for Canon EOS 7D, 5D, 60D, 50D, Rebel T3, T3i, T2i, T1i, XS Digital SLR Cameras Auto power saving illuminated LCD display Guide Number: 112 feet (85mm - ISO 100) Built-in Diffuser and Reflector Panel Compatible with all Canon EOS models including: 1D/1Ds, 5D, 7D, 50D, 60D, T1i, T2i, T3/3i, XSi, XS, XT/Ti, 300D, 400D, 450D, 1000D 24mm-85mm zoom coverage