Function: 10 Frequency Vibration Color: Rose + Gray Size: 22.5 * 5.6 cm/8.8" * 2.2" Insert Length: 19.5 cm/7.6" Net Weight: 569.5 g/1.2 lb/20 oz Power: Lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof/Wireless