NIkon D40 guys is one of the best camera nikon D40 Nikon picture quality so good this Camera birthday wedding and marriage very nice images D40’s I have studio and always use this best images D40 battery life long time battery power 1000mAh and battery is also lithium-ion very good Easy change the modes this is very good product nikon d40 have all new features, it have good and clean hd images quality this Cameras, its sensitivity range 200 to1600, its compared to nikon d50.the price of nikon d40 and d50 nearly same nikon camera