Function: 12 Frequency Vibration 3 Frequency Stretch Color: Red/Purple Size: 24.1 * 3.8 cm/9.5" * 1.5" Net Weight: 184 g/0.40 lb/6.5 oz Power: AAA Material: ABS + Silicone Package: Color Box Further: Waterproof, Heating Package Size: 27*4.4*10 CM