Function: 10 Frequency Vibration and Rotation Color: Black/Purple/Flesh/Pink/Transparent Size: 21 * 4.2 cm/8.3" * 1.6" Insert Length: 16 cm/6.3" Net Weight: 300 g/0.66 lb/10.6 oz Power: Lithium battery Material: TPE Package: Color Box Further: Waterproof,...