Supports for Canon and for Nikon optical transmission wireless slave flashOne 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, for Nikon built-in flash C command and for Canon 7D/60D/600D cameras built-in flash wireless signal, realize wireless TTL, manual flash and stroboscopic flash.--GN60 ISO100, 200mmYN600EX-RT II as professional creative high guide number speedlite, supports TTL M Multi flash.--Supports high-speed syncThe YN600EX-RT II can realize TTL, manual flash, the highest shutter synchronous speed is up to 1/8000s.--Ultrafast

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.--Support firmware upgradeThe YN600EX-RT II equipped with USB interface, supporting firmware upgrade, you can download the upgrade firmware through the Yongnuo official website to upgrade the flash.--Support auto and manual zoomingSupport auto and manual zooming, the flash coverage can be changed between AUTO, 20 200mm.--Multiple trigger mode supportedThe YN600EX-RT II can be triggered by the camera set-top, PC synchronous trigger, wireless optical/ radio remote trigger.--Settings save automatically, support