Function: 10 Frequency VibrationColor: BlackSize: 24.7 * 2.5 cm/9.7" * 0.98"Insert Length: S: 14.8 cm/5.8"  M:10.8 cm/4.3"Net Weight: 60 g/0.13 lb/2.1 ozPower: RechargeableMaterial: ABS + SiliconePackage: OPP BagFurther: Waterproof