Function: 9 Frequency Vibration 8 Models Color: Pink/Black/Purple/Red Size: 22.8 * 4.2 cm/9.0" * 1.7" Net Weight: 150 g/0.33 lb/5.3 oz Power: Lithium battery/500 mAh Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 24*7*4.5 CM