Function: 12 Frequency Vibration,3 Mode ThrustingColor: BlackSize: 14.3 * 3.6 cm/5.6  * 1.4 inchInsert Length: 10.1 cm/3.9 inchPower: Lithium batteryMaterial: ABS + SiliconePackage: Color BoxFurther: Waterproof/Thrusting