Function: 10 Frequency Vibration Color: Rose/Purple/Pink/Dark Purple/Light Purple Size: 21 * 4.2 cm/8.3" * 1.7" Net Weight: 170 g/0.37 lb/6.0 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 23*6.5*5 CM