Function: 2 Speeds 9 Frequency Vibration Color: Black Size: 14.8 * 4.0 cm/5.8" * 1.6" Insert Length: 13.6 cm/5.4" Net Weight: 145 g/0.32 lb/5.1 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: IPX7 Waterproof, USB Magnetic...