Please understand it's not a vibrating toy, the remote controller is for changing the light color. Material: Metal Color: Silver Battery Type of Plug: 1 x CR2032 Battery Type of Controller: 1 x CR2025 Length: 9 CM (3.5'') Insert Length： 5.5 （2.1’'） Diameter: 2.8 CM (1.1'') Packaging: Velvet Pouch in Black
