Features: Compatible with Canon E-TTL / E-TTL The YN600EX-RT II can be used as on-camera master unit and remote slave unit of Canon's RT system,and supports Gr grouping mode. GN60@ISO100，200mm;supports high-speed sync TTL, manual flash, Gr grouping flash, the highest synchronous speed can reach 1/8000s The YN600EX-RT II supports YONGNUO, Canon's and Nikon's wireless optical master signal, supports S1 and S2 pre flash cancel mode. The YN600EX-RT II supports auto and manual zooming, the flash coverage can be changed between AUTO, 20~200mm. Package Including: 1 * YN600EX-RT II Flash Speedlite 1 * Manual in English and Chinese.
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