When you're ready to start making the world's greatest pictures, the N6006 is ready for you. With built-in wideangle flash, motor drive, three light meters, autofocus and an array of other features, the N6006 dares anyone to try new and exciting photographic techniques. This flash works beautifully with your N6006 light metering systems. Touch the buttons and it pops up, ready for use. This flash offers a wide lens coverage down to 28mm. The N6006 flash offers a guide number of 43 (with ISO 100 film/feet).