UPC 662578899266

• 【GN66】 GN66@ ISO100，199mm
• 【Master control】Supports wireless master control function,realize six groups of light control
• 【Off camera】 Supports wireless slave function, fully supports the YN660、YN560 IV、YN560-TX、RF605、RF603（II）、RF602 wireless transmitter
• 【Trigger】Multiple flexible trigger synchronous ways
• 【Custom】Supports automatically save settings and custom settings Fn The parameters on the flash will automatically save when the flash turned off; the users can customize setting the flash function as needed.

YONGNUO YN660 (Updated Version of YN560 IV) 2.4GHz Flash Speedlite Wireless Transceiver Integrated for Canon Nikon Pentax Olympus DSLR Cameras With WINGONEER Flash Diffuser Features: GN 66m (ISO 100 / 200mm) Flash Mode - M / Multi Manual Flash - 1/128 - 1/1 output control (1/3rd increments) 20 - 200mm Manual Flash Zoom Built-in Radio Master Modes - YN-560 / RF-603 (2.4GHz RF Systems). Built-in Radio Slave Modes - YN-560 / RF-603, and RF-602 (2.4GHz RF Systems). Supports 6 Flash Groups Supports 16 Channels Full Power Recycle - From 3 Seconds S1 & S2 Optic Slave Modes Custom Functions Auto Save Settings Sound Prompt Heat Protection Large LCD Screen 360 Degree Swivel and Tilt Head Fast Clamping Metal Foot External HV Battery Port PC Sync Port Functions: Compatible transmitter / master flash units include: YN560 IV, and YN660 flashes YN560-TX RF-605, RF-603 II RF-602 With the YN560-TX tranmitter, and YN560 IV / YN660 flashes providing the most functionality, including Remote Manual Power and Flash Head Zoom Control. Compatible slave flash / receiver units include: YN560 IV, YN-560 III, and YN660 flashes RF-605, RF-603 II Package Including: 1x Speedlite 1x Mini Stand 1x Protecting Bag 1x User Manual 1x WINGONEER Flash Diffuser