Function: 7 Frequency Vibration Color: Purple Size: 22.5 * 4.0 cm/8.8" * 1.6" Insert Size: 11 * 4 cm/4.3" * 1.6" Net Weight: 229 g/0.5 lb/8.1 oz Power: lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof, 3 independent control...