The robot kit is a 6 servo biped walker featuring six degrees of freedom (DOF). The robot can walk forward or backwards and turn in place left or right with variable speed. It can even do lots of Robo-One style acrobatic moves. This kits not include servos, but include full mechanical parts. You can buy this kit with six MG995 Tower Pro servos or six Tower Pro SG-5010 Servos to build an operational robot.