... print 3, CE certification 4, Propeller can move car decoration ornament1, material: Al alumimum 2, customer logo ... the power sources needed by the product come from solar energy, no need other power,100% green product ... good with their hands and brains, very interesting.5,Solar cell panel: Sealed by polycrystal silicon epoxy resin, ... high efficiency motor, power consumpution:0.4W car decoration ornament