Build your own solar kit with these kitsSix different working models including Solar Revolving Plane, Solar Windmill, Solar Plane, Solar Airboat, Solar Puppy, Solar CarOnly one project can be completed at a timeGreat assembling toy for children to practice and empower their brain as well as becoming educated with the benefits of solar energyAlso ideal to express your childs' interest in science, extremely helpful for your children on creative thinkingSolar powered, fun to play with and requires no batteriesEasy to assemble by following the step in instructionTo perform great results please use under direct sunlightFor best results use outside in direct sunlightThe kit will not work in cloudy or shady locations or under a fluorescent lightThe kit will not work if built wrongProduct Specifications:Color: Green with White as shown in the pictureNet Weight: 82gWork life of Solar Battery: 3-5 years approx.Package Contents:1 x Robot Kits1 x User Manual