Single, automatic, and continuous AF options are available. Single focuses and locks with a half-press of the shutter, Continuous continues to focus with a half-press, and Automatic focuses and locks if the subject is stationary and continues to focus if the subject is moving.battery support is average. The A200 is the second iteration of Sony’s entry-level DSLR, and I don’t know how good the first one was, but this one isn’t bad at all. There are some nice features present for an entry-level camera – notably dust reduction, in-camera stabilization, and the ability to use Sony and Minolta lenses