Function: 9 Frequency VibrationColor: AquaSize: 18.1 * 6.8 *4.10 cm/7.13 * 2.68 * 1.62 inchNet Weight: 193 g/0.42 lb/6.81 ozPower: Lithium batteryMaterial: ABS + SiliconePackage: Color BoxFurther: Waterproof/Wireless/APP SmartPackage: 21 * 14.5 * 7.2 CM