Function: 10 Frequency Vibration Color: Rose + Gray/Brown Size: 28.5 * 5 cm/11.2" * 1.9" Insert Length: 27.5 cm/10.8" Net Weight: 490.5 g/1.0 lb/17.3 oz Power: Lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof/Wireless