Function: 7 Frequency VibrationColor: BlackSize: 19.2 * 3.8 cm/7.6" * 1.5"Insert Length: 11.2 cm/4.4"Net Weight: 195 g/0.43 lb/6.9 ozPower: Lithium batteryMaterial: ABS + SiliconePackage: Color BoxFurther: Waterproof,SuctionPackage Size: 22.5*15.7*6.2 CM