Function: 8 Frequency Vibration Color: White Size: 22 * 4 cm/8.7" * 1.6" Net Weight: 173 g/0.38 lb/6.1 oz Power: lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof, USB Recharge, Heating, APP Control Package Size: 25*10*4.8 CM