Solar Roller Coaster Beads Ladder Intellectual Educational Toy Novelty Kit Package Size: 22 x18.3 x7.3cm Package includes: 1 x Base, 2 x Wheels, 4 x Balls, 1 x Solar Panel, 7 x Steps, 2 x Step Supports, 2 x Rails, 4 x Stair Parts, 1 x Gearbox Solar energy ladder, Solar roller coaster Material: Plastic 1 Year Warranty