4WD Mecanum wheel mobile robot kit

This is a 4 wheel drive,Mecanum wheel mobile platform vehicle is stable and can be made to move in any direction and turn by varying the direction and speed of each wheel. Moving all four wheels in the same direction causes forward/backward movement, running left/right sides in opposite directions causes rotation, and running front and rear in opposite directions causes sideways movement.Its special way its rear wheels mounted ensure roadholding of each wheel. 

Specifications:
Dimensions: 400mm X 360mm X 100mm
Body material: Aluminum alloy
Diameter of Mecanum wheels:100mm
Motor type； 12V DC coreless Motor
Encoder Resolution : 12CPR
Net weight : 4.2kg