i-TTL Balanced Fill-Flash
Advanced Wireless Lighting
AUTO FP High-Speed Sync
Flash Value Lock
Multi-Area AF-Assist Illuminator
Flash Color Information Communication
Switching Illumination Patterns
Image Area Selection
Firmware Update capability
Dedicated Accessories
Speedlight/Features Compatibility
Multi-Area AF-Assist Illuminator can be used with all focus-areas of cameras compatible with Nikon Creative Lighting System. This gives you autofocus shooting capability in dim lighting—even when you change the focus area with a compatible camera.