Function: 10 Frequency Vibration Color: Pink/Green Size: 20.5 * 4 cm/8.0  * 1.5 inch Insert Length: 13 cm/5.1 inch Net Weight: 198 g/0.43 lb/6.9 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof/Rotation Package Size: 20*8*3.7...