This is Gigo's high end new robotic concept. Sensor reactive programmable robot system with walking machine, crocodile, or beetle shapes. Easy user interface to do remote control and programming. Features, 1)Multi-tasking Support: Allows 2 independent drive motors and 1 ultrasonic distance sensor. 2)Bluetooth: Use Bluetooth 4.0 to remotely control Gigo bricks. No infrared jamming. 3)According to sensor feedback, the different distance intervals help make your own variable behaviors. Plenty of