Function: 10 Frequency Vibration Color: Rose + Gray Size: 24.5 * 5.3 cm/9.6" * 2.0" Insert Length: 19.5 cm/7.6" Net Weight: 521.5 g/1.1 lb/18.3 oz Power: Lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof/Wireless