The Bower SFD35N Digital Auto-Focus Flash is a fully dedicated i-TTL program flash designed to work with the Nikon cameras for improved flash photography.
Designed with professional and amateur photographers in mind, the SFD35 flash is equipped with a guide number of 112' and has a zoom range of 28-85mm.
Also the head will tilt upward 90° and rotate right 150° and left 180°. An AF assist light is available in low light situations and it has a recycle time of 4-6 seconds at full power.
Additionally, it runs on 4 AA batteries.