Function: 9 Frequency Vibration,Trusting & Rotation Color: Rose/Pink Size: 38.5 * 5.8 cm/15.1  * 2.2 inch Net Weight: 189 g/0.41 lb/6.6 oz Power: Lithium battery/3.7V/320mAh Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 21.0 * 7.65 * 6.65 CM