Function: 10 Frequency Vibration Color: Black/Purple/Rose Size: 17.5 * 3.4 cm/6.9" * 1.3" Insert Length: 14.1 cm/5.6" Net Weight: 140 g/4.9 oz/0.3 lb Power: 2 AAA Material: ABS + Silicone Package: Color Box Further: Waterproof