Function: 9 Frequency Vibration & Rotation Color: Rose/Pink Size: 20.6 * 4.8 cm/8.1  * 1.8 inch Net Weight: 155.8 g/0.34 lb/5.5 oz Power: Lithium battery/3.7V/320mAh Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 21.0*7.65*6.65 CM