Build and operate your own eco-fan using salt water and/or solar energy. Learn engineering and building properties in the setup portion of this activity and solar/salt water power properties with the end result. 100% battery free for eco-friendly fun, it's perfect for play in the sunlight!Contents include: Base, Foothold, Solar Panel Stand, Salt-Water Container, Propeller, Solar Panel, On/Off Switch, 2 Feet, 3 Salt Water Power Modules, 3 Spring Connectors, Motor, Solar Panel Stand, 2 Fan Case Pieces, 2 Arms, InstructionsFor 1 playerAges 8 and upMade in ChinaBrand new condition in original packagingWipe clean with dry or damp clothWarning: Choking Hazard - Contains small parts not suitable for children under 3 years.