Function: 3 Speeds 7 Frequency Vibration Color: Red/Pink Size: 10 * 3 cm/3.9  * 1.2 inch Net Weight: 57 g/0.12 lb/2.0 oz Power: Lithium battery Battery Capacity: 180 mAh Charging Time: 90mins Mute: ≤45 db Material: ABS + Silicone Package: Color Box Further: Waterproof