GN60@ISO100,200mm, support High Speed Sync HSS 1/8000s, ETTL, M, Multi, Auto/Manual Zooming ( 20~200mm), Master and Slave Mode off camera, 8 levels of output control (1/128~1/1), total of 22 levels of fine tuning, Sound Prompt Function, Custom Settings (Fn.) and Auto Save Settings
2.4G Yongnuo Built-in Wireless Trigger System ( 622C and 603 ): YN685 II supports respectively receiving wireless triggering signal from YN650EX-RF/YN320EX/YN560 IV/YN660/YN720/YN862C/YN560-TX(Pro)/RF605/RF603(II)/ YN622C-TX/YN622C. It can easily realize wireless TTL, manual flash and stroboscopic flash. Note: The wireless TTL flash function requires the support of the main control unit.
Remote Control Off-camera Parameters of Each Group: The flash mode, flash intensity, focal length and sync mode (YN622C wireless system only) of the speed-lite in each group can be controlled remotely through YN622C transceiver and YN650EX-RF/YN320EX/YN560IV/YN660/YN720/YN862/YN560-TX(Pro).
Ultrafast Charging Recycle System, supporting External Power Supply: The recycling time is 2 seconds when the power output is set to maximum. The recycling time is about 3~4 seconds even this speed-lite is used without using fresh batteries. In addition, you can use the external power supply to meet your higher charging recycle need.
YN685II C Supports Firmware Upgrade, supports numeric theme and classic theme , you can choose the one that is suitable for you