Perfect for any age students our new Magical LED learn to solder robot kit contains no lead or hazardous chemicals. All components in this kit meet strict R.O.H.S. Requirements. The Magical LED learn to solder robot kit consists of 2 circuit boards and various electronic parts that you solder to the boards. You first solder the nonfunctional components to learn good soldering techniques then you progress to the functional components. Simple to build and can be customized to make variations. You can paint the boards before assembly pose the arms and change the top antenna i.e. hairwire! In the center of the robots body is an LED that magically changes from Red to Green. The 3.5 tall by 1 wide robot uses one 9V battery (not included but available for purchase) which allows the robot to stand on its own. Complete with all PC boards parts and instructions.