Complete with built-in radio transmission wireless functionality, the Speedlite 600EX II-RT sits at the top of Canon`s on-camera E-TTL / E-TTL II compatible flash lineup with a powerful guide number of 197` at ISO 100 and 200mm. This revision improves continuous flash performance by 1.1-1.5x, or up to 2.0x with optional battery pack, simplifies the menu.
- 2.4 GHz Wireless Radio Transmission
- Compatible with Canon E-TTL / E-TTL II
- Guide Number: 197' at ISO 100 and 200mm
- Zoom Range: 20-200mm (14mm with Panel)
