The Nikon SU-800 Wireless Speedlight Commander is Nikons compact, portable wireless commander that unleashes the full potential of Nikons Creative Lighting System. The SU-800 functions as a wireless commander for the SB-R200, SB-910, SB-900, SB-800, SB-700 and SB-600 Speedlight units.

Key Features:

• Controls an unlimited number of Speedlights for up to three groups.
• Provides wireless control up to 66 feet.
• Supports the Nikon Creative Lighting System (CLS) and compatible CLS cameras.
• Offers 4 independent channels for competitive shooting environments.
• Built-in AF assists illuminator for critical focus in low-light situations.