Function: 9 Frequency Vibration Color: Rose/Purple Size: 9 * 4.2 * 2.5 cm/3.5" * 1.7" * 1.0" Net Weight: 33 g/0.07 lb/1.2 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof/Wireless Package Size: 10x10.15x4.65cm