Sing Sing Rabbit Rotating Brush is a revolutionary automatic makeup brush that would give you a natural looking finish.
 
With an ergonomic al-alloy device designed for easy control, its patent pending design delivers 2 speed option about 180-220 revolutions per minute for fast and even coverage.
Box Includes:
-Motorized Brush Handle X 1
-Foundation Brush Head X 1
-USB Charging Cable X 1 
-User Guide X 1
https://www.youtube.com/watch?v=XPOf7HMhuGk