Function: 12 Frequency Vibration Color: Rose/Purple Size: 21.2 * 3.8 cm/8.3" * 1.5" Net Weight: 183 g/0.4 lb/6.4 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof/Heating Package Size: 24*8.5*4.3 CM