What motors do I buy so that my 20lbs robot will move?


I want to know what motors to buy that can move a 20lb load? It does not have to move fast, accuracy in controlling it would be more important.

Maybe if there is a tutorial/article on how to choose motors might help too.



Hello! I have a problem with uploading to arduino… Please help!!! This is what happens when I try to upload my program to my mbot:

My mbot is starts running immediately although I typed in program to "wait until button pressed"
Please help me!!! Thanks in avance!


This article might be a good start.


Thank you.


Check out: http://www.robotshop.com/blog/en/drive-motor-sizing-tool-9698