High Speed Recycling System: The recycling time for full output just takes 2 seconds.
Compatible With Canon's Optical Transportation Wireless Slave Flash.
TTL Flash with High Guide Number: GN58 ISO100,105mm, support TTL, M, Multi flash.
Supports Firmware Upgrade: The YN565EX III is equipped with the USB interface, you can download the latest firmware from YONGNUO official website to upgrade the speedlite.
Equipped with the AF-assist Beam Emitter: The YN565EX III is equipped with the AF-assist beam emitter, allows you to focus easily in dark environment.