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YONGNUO Updated II Flash Speedlite for Canon's Wireless Signal Camera, Master,USB Firmware Upgrade, Sync Speed
Specification II is exactlly the same function as the Canon's best flash same functions, same power, even with same apprearance, TTL, HSS, Master Features Information 1. Supports RT System One II can be used as on-camera master unit and remote slave unit of Canon's RT system, and supports Gr grouping mode. 2. Fully Compatible with Canon's / Wireless Signal 3. High Guide Number, Supports High-speed Sync 200mm; supports high-speed sync TTL, manual flash, Gr grouping flash; the highest synchronous speed can reach 4. Supports USB Firmware Upgrade The II equipped with the USB interface, supports firmware upgrade, the users can

Price is $138.00
Price: $138