Function: 7 Frequency Vibration,3 Mode Thrusting Color: Black/purple Size: 15.5 * 3.7 cm/6.1  * 1.4 inch Insert Length: 13 cm/5.1 inch Net Weight: 153 g/0.33 lb/5.4 oz Power: Lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof/Thrusting/Wireless