Get out of the way - a renegade robot is on the loose! You'll be able to hear this one coming because he makes all kinds of noises. Extra big 118 piece motorized set includes color-coded pieces and instructions for building different models. Set includes gears, connectors, robot head, claw arms, wheels, stickers, motor and lots more. Can be used alone or combined with other Gears! Gears! Gears!r building sets. Requires 4 "AA" batteries (not included).