Function: 9 Frequency Vibration Color: Claret/Purple Size: 8 * 3.9 cm/3.1" * 1.5" Net Weight: 40 g/0.08 lb/1.4 oz Power: Lithium battery/3.7V/140mAh Material: ABS + Silicone Package: Color Box Further: Waterproof/Magnetic charging/Wireless Package Size: 15*11*5 CM