In this cameta the main important point are :
Shutter Speed: - 30-1/4000 sec ( 1/2 or 1/3 stop increments) , Bulb ( Total shutter speed range. Available range varies by shooting mode) ;
Picture quality : -24 megapixel Fine JPEG setting, which gives an average image size of around 7Mb;
Battery life :- Battery life is rated at 600 shots according to Canon / CIPA test results, which is very good