Function: 10 Frequency Vibration Color: Rose/Purple/Pink/Black Size: 22.5 * 3.5 cm/8.8" * 1.3" Net Weight: 195 g/0.4 lb/6.8 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 24*8.7*5.2 CM