Function: 4 Frequency Vibration & Thrusting Color: Black/Golden Size: 24.5 * 3.1 cm/9.6" * 1.2" Thrusting Length: 2.8 cm/1.1" Net Weight: 208.5 g/0.46 lb/7.3 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof