YONGNUO YN565EX III/N Wireless TTL Slave Flash Speedlite GN58 High Speed Recycling System Supports USB Firmware Upgrade for Nikon DSLR Camera

Supports Nikon Optical Transmission Wireless Slave Flash, Ultrafast Charging Recycle System: it takes just 2 seconds for the flash to finish charging recycle, and it could use the external battery pack to accelerate the charding recycle time., TTL Flash with High Guide Number: GN58@ISO100, 105mm, supports TTL, M, MULTI flash mode; equipped with AF assist lamp for helping you achieve fast focus in dark environment., Supports Firmware Upgrade: equipped with the USB interface, you can download the latest firmware from YONGNUO official website to upgrade the speedlite., Other users-friendly functions: Sound Prompt System; supports real-time display of battery remaining capacity; automatic settings saving; Large-size LCD display and standard 2.5mm PC interface.