Function: 11 Frequency VibrationColor: Claret/BlackSize: 18.7 * 6.5 *5.80 cm/7.37 * 2.56 * 2.29 inchNet Weight: 78 g/0.17 lb/2.75 ozPower: Lithium batteryMaterial: ABS + SiliconePackage: Color BoxFurther: Waterproof/Sex Delay Ring/APP Smart/HeatingPackage: 12 x 6.5 x 5.5 CM