Bolt VX-710N TTL Flash for Nikon Supports Nikon's i-TTL Metering System | Guide Number: 164' at ISO 100 & 50mm | Auto/Manual 24-180mm Stepless Zoom Head Adjustable Tilt & Swivel Head | 2.0" Rear Backlit LCD Display | 8x Manual Levels: Full to 1/128 Power AF Assist for Low-Light Photography | Wireless Optical Slave | HV Port for External Power Connection Built-In Reflector & Diffuser Whats In The Box: 12" PC Sync Cord, Soft Case, Flash Mount Stand, Limited 1-Year Warranty