Function: 2 * 9 Frequency Vibration Color: Rose/Purple Size: 21.8 * 3.6 cm/5.4" * 1.5" Net Weight: 233 g/0.28 lb/4.5 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 25*9.2*5.2 CM