Yongnuo YN600EX-RT Flash Speedlite

YONGNUO YN600EX-RT Flash supports RT System, can be used as on-camera master unit and remote slave unit of Canons RT system and supports Gr grouping mode. YONGNUO YN600EX-RT- Global First Aftermarket Radio Transmission Speedlite!
Specifications:

Guide No.: 60 (ISO 100, 105mm)
Flash mode: TTL, M, Multi,GR
Triggering mode: Camera set-up,wireless master mode, wireless slave mode, Sc,Sn, S1, S2
Zoom range: 20, 24, 28, 35, 50, 70, 80, 105,135,200mm
Vertical rotation angle: -7~90 degrees
Horizontal rotation angle: 0~360 degrees
Power supply: 4* AA size batteries (not included)
Lighting times: 100~1500 times (AA alkaline cell used)
Recycle time: approx. 3s (AA alkaline cell used)
Color temperature: 5600k
Flash time: 1/200s~1/20000s
Flash control: 8 levels of output control (1/128~1/1), 29 levels of fine tuning
External interface: hot shoe, PC port
Wireless triggering distance: 20~25m indoor, 10~15m outdoor
Optical transmission triggering distance: Up to 100m
Additional features: master flash, high-speed sync,second-curtain sync, FEC,FEB,FEV, The electronic flash head zooming, sound prompt, automatically saving setting, PC port, power saving mode, over heat protection and advanced options setting
Item size: 20 * 7.5 * 6.5cm / 7.9 * 3.0 * 2.6in
Item weight: 420g / 14.8oz
Package size: 22 * 10.5 * 9.5cm / 8.7 * 4.1 * 3.8in
Package weight: 636g / 1.4Lbs