More on Amazon.com : http://www.amazon.com/gp/product/B00JMZTHXK?tag=thefatkidin06-20 <br /> <br />Aputure V-Control UFC-1s USB Electronic Follow Focus Remote Controller FF for Canon EOS 1D <br /> <br />One key Switch between still and video model Still model for taking photographs video model is for recording videos <br />Focus Control Focus can be adjusted by using the center control wheel when live-view is turned on It will move focus closer <br />Total exposure control shutter aperture ISO EC Adjustment Total live-view control Precise focus Digital zoom The USB focus controller can toggle digital zoom 1X5X10X <br />LCD display for adjustment settings Multiple focus options in still mode Four focus point presets in video mode <br />Support firmware updating via USB Tow USB interfaces for ergonomic flexibility Simple operation Easy portability
