Features:
Completely compatible with YONGNUO 622C & 603 wireless system: YN685 supports respectively receiving wireless triggering signal from YN622C, YN622C-TX, YN560IV, YN560-TX, RF605, RF603II & RF603.
2.4G wireless speedlite with high guide number of GN60.
The maximum sync speed is up to 1/8000s.
Support E-TTL/M/ Multi mode.
Supports auto & manual zooming, & the flash coverage can be changed between 20~200mm.
Remote control off-camera parameters of each speedlite group: the flash mode/flash intensity/focal length & sync mode (YN622C wireless system only) of the speedlite in each group can be controlled remotely through YN622C transceiver & YN560IV/YN560-TX.
Ultrafast charging recycle system, the fastest recycling time up to 3s.
Support sound prompt function, custom setting & auto saving settings.