Function: 10 Frequency Vibration Color: Rose + Gray Size: 19 * 5.6 cm/7.4" * 2.2" Insert Length: 15.5 cm/6.1" Net Weight: 421 g/0.92 lb/14.8 oz Power: lithium battery/Rechargeable Material: Silicone Package: OPP Bag Further: Non-toxic/Wireless