High-grade automotive interior toys/Car Moving Head ornaments/Jushi creative cute cartoon doll/The Best U Want Product Overall Dimensions:Height 12cm*wide 6.7cm No battery,no solar energy,as long as there is vibration can shake Lovely decorations can be placed on your car,you can also put the window,desk Good furniture and car decorations,also a gifts to share Car Bobblehead doll toy sways happily to and fro,making you calm and relaxed whether at home or the office