Amazing features camera at this price features like auto focus only for AF -S or AF-I lenses. 6 MP dx format, 3D colour matrix metering 2 and 420 pixel sensors, battery life is 7.2 V and 1000mah. Bracketing is not available in D40 But available in D50. Vary good reliability and comfort. Good at this price. Awaysome pictures quantity and battery life.