Function:  20 Frequency Vibration 7 Speeds VibratingColor: Rose/Black/Purple/RedSize: 20 * 4.2 cm/7.9" * 1.7"Net Weight: 162 g/0.35 lb/8.71 ozPower: lithium batteryMaterial: ABS + SiliconePackage: Color BoxFurther: WaterproofPackage Size: 24*7*4.5 CM