Function: 10 Frequency Vibration Color: Rose + Gray Size: 21 * 6.5 cm/8.2" * 2.5" Insert Length: 15.5 cm/6.1" Net Weight: 473.5 g/1.0 lb/16.7 oz Power: Lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof/Wireless