Features:When exposed to sunlight、 the solar ant can start its mini-engine by shaking itself(need to be on the plane surface)Powered by solar energy、 no battery required.It must be placed under the strong sunlight、 till it works.The solar ant is a good teaching mold for solar concept of your children.Made of single crystal silicon manufacture technology、 it is more energy-saving and eco-friendly.Specifications:Name: Solar AntMaterial: ABSColor: As the picture showAge: Older than 3Employ: VibrationPackage Size: 16 * 11 * 2.5 cm / 6.3 * 4.3 * 1 inPackage Weight: 27 g / 1 ozPackage List:1 * Solar Ant Toy