Function: 12 Frequency Vibration Color: Red/Black/Purple Size: 16.7 * 3.7 cm/6.6" * 1.5" Net Weight: 90 g/0.2 lb/3.2 oz Power: 2 AA Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 18.8*4.5*4.5 CM