Antoid Kit Product# MR1002   $56.95  Free Shipping The Antoid will react to obstacles in its way by means of its electronic "eye". To build this educational robot requires only basic hand tools. Kit contains detailed instructions and educational background information on each component used and why. The kit will teach the fundamentals of sensor technology and show you how it all goes together. No soldering required.  Movement: Six (6) legs driven by two (2) DC motors. Control: Infrared sensor. Dimensions: 6 1/8" (H) x 7 1/16" (W) x 5 29/32" (L) Requires one (1) 9V (part # 590009) and two (2) "AA" batteries