Vivitar's DF-483 Wireless TTL LCD Flash gives you a sophisticated lighting instrument (with a guide number of 164', at ISO 100, with the head at the 105mm position) dedicated for use with Nikon cameras. Its wireless i-TTL function, 6 power levels, 7 zoom positions, 5 bounce light positions and swivel (left 180°/right 120°) make this one of the most useful portable shoe-mount flashes out there. It also has auto focus/TTL metering, a red AF assist beam, flash readiness indicator in the camera's viewfinder, high-speed sync, automatic shutter speed setting, a built-in slave function, and a built-in reflecting plate and diffuser, plus a large 2" LCD control panel. A power saving mode and red-eye reduction round out the features on this versatile flash. It's powered by 4x AA batteries (not included).