Function: 4 Frequency Vibration 3 Speeds Color: Rose/Purple Size: 20.6 * 4 cm/8.1" * 1.5" Net Weight: 190 g/0.4 lb/6.7 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 22.1*12.7*5.3 CM