Function: 3 Speeds 7 Frequency VibrationColor: Red/PinkSize: 10 * 3 cm/3.9  * 1.2 inchNet Weight: 57 g/0.12 lb/2.0 ozPower: Lithium batteryBattery Capacity: 180 mAhCharging Time: 90minsMute: ≤45 dbMaterial: ABS + SiliconePackage: Color BoxFurther: Waterproof