Function: 9 Frequency Vibration Color: Rose/Purple Size: 22.7 * 3.0 cm/8.9" * 1.2" Net Weight: 165 g/0.36 lb/5.8 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: IPX7 Waterproof,USB Recharging Package Size: 25x 9.15x 5.15cm