Function: One Speed VibratingColor: Pink/PurpleSize: 8 * 4 cm/3.2" * 1.6"Power: Cell BatteryNet Weight: 0.02 kg/0.04 lb/0.7 ozGross Weight: 0.063 kg/0.14 lb/2.2 ozMaterial: ABS + SiliconePackage: Color BoxFurther: Waterproof, 100% Silicone MaterialPackage Size: 10.5 * 5 * 8 CM