Function: 7 Frequency Vibration Color: Rose/Purple Size: 19.9 * 4 cm/7.9" * 1.6" Net Weight: 214 g/0.47 lb/7.5 oz Power: Lithium battery/500 mAh Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 21*12*4.5 CM