The Nikon D90 is a 12.3 megapixel digital single lens reflex camera with a CMOS sensor. It has a 3-inch LCD screen and features 11 autofocus points. It can capture images up to 4,288 x 2,848 pixels in size and shoot continuously at up to 4.5 frames per second. The Nikon D90 has a shutter speed range of 30 seconds to 1/4000 second and is powered by a Li-ion battery.