YONGNUO Camera Flash,Speedlite 1/8000s Hss With Yn622n Yn560 Dslr Cameras Compatible 1/8000s Hss Built-in Compatible With Built-in Led 5600k Yn968n Ii Ttl Speedlite 1/8000s Ii Wireless Ttl

Supports USB Firmware Upgrade. GN60@ISO100,200mm High Guide Number, Supports 1/8000s High-speed Sync. Equipped with a high power LED light of high power, brightness can be adjusted. Newly Upgraded Electric Zoom and Supports Wireless Optical Slave function. Compatible with YN622N(master/slave) and YN560(slave) Wireless System.