This remote shutter control functions as an intervalometer that can be used to control a wide array of settings on the Rebel XT, XTI, XSI, T1i, T2i, 60D, Powershot G10, G11, and G12. It provides focus control, an interval timer ranging from 1 second to 100 hours, and shutter actuation from 1 to infinity. A favorite of time-lapse shooters, this intervalometer is easy to use and features an intuitive interface.