Function: 5 Frequency Vibration Color: Rose/Purple Size: 8 * 5.1 cm/3.1" * 2.0" Net Weight: 31 g/0.07 lb/1.1 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 14.5*11.8*5.5 CM