Specifications
compatiable with Canon camera and flash,also can achieve off-camera speedlight TTL sync flashOC-E3
1.Maintains all on-camera flash functions (including E-TTL II) for Canon camera ,except for the 630 and RT cameras 2.Cable has a 1.5m heavy-duty coiled cord and features a shoe mount on the bottom of the flash connection shoe, as well as a 1/4” thread
3.Compatible shoe-mount flash unit used off-camera at distances up to 0.6m
SC-29
1.Removing the flash from the camera's hot shoe allows the photographer to create unique and dramatic lighting styles 2.Maintail all Nikon TTL Connection, the other side can be attached to any stand, tripod, or device with a standard 1/4"-20 threaded stud or flash shoe mount.
3.replacement for Nikon SC-28