YN600EX-RT II Wireless Flash Speedlite with Optical Master and TTL HSS for Canon

Included Components : 1 X YN600EX-RT II Flash Speedlite,1 X Mini stand,1 X Protector bag,1 X Manual in English & Chinese Compatible With 1) Hot shoe TTL mode: 1Dx, 1Ds III, 1D III, 5DIII, 5DII, 6D, 7D, 70D, 60D, 50D, 40D, 700D/T5i, 650D/T4i, 600D/T3i, 550D/T2i, 500D/T1i, 450D/Xsi, 1100D, 1000D; 2) Wirelss TTL Slave mode: for Canon Commander ST-E3-RT, YONGNUO Commander YN E3-RT (II) YN 600EX-RT II supports USB Firmware Upgrade; Supports Wireless Optical Slave function; Support Auto/Manual Zooming; Settings Save Automatically, Supports Custom Settings(Fn); Ultrafast Charging Recycle System, Supports External Power Supply; Equipped with Big Size LCD Display Screen, Standard PC Synchronous Interface.