Safety Warnings:[IMAGE]CHOKING HAZARD - Small parts. Not for children under 3 yrs. Designed to teach children the basics of solar power, the Eitech Solar Helicopter Construction Set works without generators or batteries. Instead, it uses a powerful solar panel to encourage environment friendly play. Once built, simply place Solar panel directly under sunlight and watch in amazement as it automatically powers up! Each kit builds up to three solar powered models. Illustrations and tools are included for easy assembly. Begin your building adventures today with the Eitech Race Car Construction Set! Begin your building adventures today with the Eitech Solar Helicopter Construction Set!