Function: 12 Frequency Vibration Color: Red/Purple Size: 21 * 3.6 cm/8.3" * 1.4" Net Weight: 126 g/0.28 lb/4.4 oz Power: 2 AAA Material: ABS + Silicone Package: Color Box Further: Waterproof, Double Motor Package Size: 23*4.4*8 CM