this is a 3g enabled bot inspired in the wifi tank created by other users in thingvierse, I have recently designed it, later i will post better model and more instruction, as well as complete info and procedures as soon as i finish it, here are the original ones which i used to design it : http://www.thingiverse.com/thing:39845 http://www.thingiverse.com/thing:13496 http://www.thingiverse.com/thing:2820