like brand new SB-910 Nikon Nikon Flash 4809 Highlights • Compatible with Nikon i-TTL • Guide Number: 111.5' at ISO 100 and 35mm • Zoom Range: 17-200mm (12mm with Panel) • Tilts from -7° to 90° • Rotates Left & Right 180° • Commander Mode for Wireless TTL Control • Strobe Mode and 3 Illumination Patterns • Recycle Time: 2.3-4.5 Seconds • Slow, High-Speed, 1st & 2nd Curtain Sync • Runs on 4 AA Batteries Features Among Nikon's largest on-camera flash units, the SB-910 AF Speedlight brings with it excellent power, a plethora of features