Function: 30 Modes VibrationColor: PurpleSize: 16.5 * 3.5cm/6.5" * 1.4"Power: lithium battery/RechargeableNet Weight: 0.1 kg/0.22 lbGross Weight: 0.185 kg/0.4 lbMaterial: Silicone+ABSPackage: Color Box In EnglishFurther: Waterproof, Strong Vibrating, USB Charger, Two motorPackage Size: 19*11*4.5CM