Function: 9 Frequency Vibration Color: Rose/Purple Size: 18.2 * 3.0 cm/7.2" * 1.2" Net Weight: 110 g/0.24 lb/3.9 oz Power: Lithium battery 3.7V/380mAh Material: ABS + Silicone Package: Color Box Further: IPX7 Waterproof, USB Charging Package Size: 200*70*45mm