Optical and Radio transmission integrated, Use the Master and Slave units at will
------YONGNUO Professional creative speedlite YN600EX-RT II
ØRealize wireless optical and radio flash control function
In optical transmission and wireless radio transmission flash shooting, the YN600EX-RT II can used as master unit to control the flash mode, exposure compensation, flash ratio, number of stroboscopic and stroboscopic frequency.
ØCompatible with Canon wireless radio RT system
In wireless radio transmission flash shooting, cooperate with the YN600EX-RT（II）、Canon 600EX（II-RT/430EXIII,one YN600EX-RT II can used as set-top master unit or remote slave unit,totally 15 channels for option, realize TTL, manual flash and stroboscopic flash.
ØSupports Canon optical transmission wireless master flash
In the optical transmission flash shooting, the YN600EX-RT II can be used as master unit to trigger the YONGNUO and Canon EX series flash (excluding the YN585EX),supports 4 channels, realize wireless TTL, manual flash and stroboscopic flash.
ØSupports Canon and Nikon optical transmission wireless slave flash.
One YN600EX-RT II can respectively receive the wireless signal of master unit YN600EX-RT II、YN568EX II、600EX(II)-RT、580EX II、SB-910/900/800/700,Nikon built-in flash C command and Canon 7D/60D/600D cameras built-in flash wireless signal, realize wireless TTL, manual flash and stroboscopic flash.
YN600EX-RT II as professional creative high guide number speedlite, supports TTL、 M、 Multi flash.
ØSupports High-speed Sync
The YN600EX-RT II can realize TTL, manual flash, the highest shutter synchronous speed is up to 1/8000.
ØUltrafast Charging Recycle System, Supports External Power Supply
It just take 2 seconds at full output. Even if not use the brand new batteries, it just takes 3~4 seconds ultra-fast time to recycle; Besides, you can also use the external power supply to meet your higher requirement.
ØSupports Firmware Upgrade
The YN600EX-RT II equipped with USB interface, supports firmware upgrade, you can download the upgrade firmware through the Yongnuo official website to upgrade the flash.
ØSupport Auto/Manual Zooming
Supports auto and manual zooming, the flash coverage can be changed between AUTO, 20~200mm.
ØMultiple Trigger Mode Supported
The YN600EX-RT II can be triggered by the camera set-top, PC synchronous trigger, wireless optical/radio remote trigger.
ØSettings Save Automatically, Supports Custom Settings (Fn)
ØEquipped with Big Size LCD Display Screen, Standard PC Synchronous Interface