Canon Speedlite 600EX II-RT SBA-E3 Bounce Adapter for 600EX II-RT SCF-E3 Color Filter for 600EX II-RT Mini Stand Speedlite CaseComplete 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 system for faster operation, and includes a specially designed bounce adapter, a hard color filter, and an updated soft case. The two-way 2.4 GHz radio system provides added reliability and a range up to 98.4' among up to 5 groups with a total of 15 individual Speedlites. This system also does not need direct line-of-site like traditional optical-based transmission and will work through obstacles.2.4 GHz Wireless Radio Transmission Compatible with Canon E-TTL / E-TTL http:Http://www.digitalrev.com/product/canon-speedlite-600ex-ii-rt/MTEwNDkwMw_A_AII Guide Number: 197' at ISO 100 and 200mm Zoom Range: 20-200mm (14mm with Panel) Tilts from -7 to +90? Rotates Left & Right 180? 1.1-1.5x Improved Continuous Shooting High-Speed, 1st & 2nd Curtain Sync Bounce Adapter & Hard Color Filters Runs on 4 AA Batteries
