Function: 10 Frequency Vibration Color: Rose + Gray Size: 19 * 7.5 cm/7.4" * 2.9" Insert Length: 19 cm/7.5" Net Weight: 403 g/0.88 lb/14.2 oz Power: lithium battery/Rechargeable Material: Silicone Package: OPP Bag Further: Non-toxic/Wireless