Fully compatible with Canon’s 2.4 GHz radio flash trigger system and E-TTL / E-TTL II metering, the Speedlite YN600EX-RT II from Yongnuo is a useful accessory for your Canon camera. It features a powerful guide number of 197′ at ISO 100 and 200mm as well as an impressive zoom range of 20-200mm, along with a wide-angle panel for 14mm coverage on full-frame cameras. Bounce lighting is also possible with tilt from -7 to 90° and rotation left and right 180°.

Along with radio transmission and reception for wireless triggering, the wireless TTL master and slave functionality of this flash also extends to standard optical pulse triggering, where the YN600EX-RT II is compatible with both Nikon and Canon flash systems. It has a recycle time of about three seconds and high-speed 1st and 2nd curtain synchronization settings. And, it has a multi flash stroboscopic mode for multiple flashes during a single exposure. It runs on four AA batteries and comes with a case and mini stand.

PC sync port for wired off-camera firing
Wireless radio system works with up to 15 channels in 5 groups
Optical transmission has access to 4 channels and 3 groups
Built-in pull-out bounce card for reflecting light forward when the flash is tilted upwards
Manual power settings from 1/1 to 1/128 with 29 total levels
Stroboscopic mode of 1-100 Hz for 1-100 flashes
Power saving mode and overheat protection
Automatic setting saving remembers your last settings
USB firmware updates

Specification

Auto Zoom Head	Yes
Bounce/Vertical Adjustment	-7 to +90°
Swivel/Horizontal Adjustment	360°
Exposure Control	Canon E-TTL / E-TTL II, Manual
Wireless Operation	Optical Pulse (TTL/Manual) Up to 82.02′ / 25 m Radio (TTL/Manual) Up to 328.08′ / 100 m

Internal Power	4x AA Alkaline/NiMH (Not Included)
Off-Camera Terminal	PC

Flash Head

Guide Number	196.85′ / 60 m at ISO 100 (200 mm Position)
Coverage	Full-Frame 20 to 200 mm 14 mm (with Wide-Angle Adapter)
Auto Zoom Head	Yes
Bounce/Vertical Adjustment	-7 to +90°
Swivel/Horizontal Adjustment	360°
Flash Duration	1/200 to 1/20000 Second
Recycle Time	Approx. 3 Seconds
Secondary Illumination	No

Exposure Control

Exposure Control	Canon E-TTL / E-TTL II, Manual
Flash Modes	Hi-Speed Sync, Second-Curtain Sync
Power Range	1/1 to 1/128
Flash Compensation	-3 to +3 EV (1/3 EV Steps)

Wireless

Wireless Operation	Optical Pulse (TTL/Manual) Up to 82.02′ / 25 m Radio (TTL/Manual) Up to 328.08′ / 100 m
Wireless Channels	15
Wireless Groups	5
Remote Timing Modes	Instant Sync Skip Preflash