You can record never-before-seen amazing motion time-lapses with these combinations which all controlled by YC Onion Smartphone App<br />Any key frame function and segment variable speed can be defined to program complex movements for time-lapses visual effects, or other complex shots<br />Designed by a new method our new generation 3.0 motor is Super Silent. The new motor breaks through the limits of loading capacity for the mini electric rail industry<br />With ultra-slow speed time-lapse shooting can be achieved without shutter release ">