Function: 2 Speeds 9 Frequency Vibration Color: Rose/Purple Size: 21.2 * 3.7 cm/8.4" * 1.5" Net Weight: 143 g/0.32 lb/5.0 oz Power: Lithium battery/3.7 V/380mAh Material: ABS + Silicone Package: Color Box Further: IPX7 Waterproof,USB Charging Package Size: 25x...