Function: 10 Frequency Vibration and 3 Mode ThrustingColor: FleshSize: 22.5 * 3.8 cm/8.87 * 1.50 inchInsert Length:17.0 cm/6.70 inchNet Weight: 558 g/1.23 lb/19.68 ozPower: Lithium batteryMaterial: SiliconePackage: Color BoxFurther: Waterproof/Wireless/HeatingPackage: 23 * 12.5 * 7 CM