Features:
Adopts li-ion battery power supply design, ultra-fast charging recycle system.
--Equipped with a 1800m Ah rechargeable li-ion battery, recycle time is only 1.5s, & flash firing times of full outputs is over 700.
Supports radio transmission master control, & can realizes 6-group flash control function easily.
--As a master unit, YN860 Li supports remote control of flash mode, flash output, focal length, stroboscopic times & stroboscopic frequency of YN860 Li/YN560III/YN560IV/YN660/YN968N.
Supports radio transmission slave function.
--As a slave unit, YN860 Li can receive the control & trigger signal from YN860 Li/YN560IV/UN660/YN560-TX (II)/RF603 (II)/RF605/RF-602, & realizes M/ Multi flash.
High guide number, & supports manual zoom function & S1, S2 optical slave mode.
--GN60@IOS100, 200mmm; you can set flash coverage in the range of 24-200mm manually; supports S1, S2 preflash avoidance optical trigger modes.
Supports USB (Universal Serial Bus) firmware upgrade.
--Equipped with USB (Universal Serial Bus) interface, you can download the latest firmware from YONGNUO official website to upgrade the speedlite.
With large-size LCD display, standard PC port & sound prompt system, & supports auto-save setting, custom functions setting (C. Fn).