Welcome to our shop.Description:1. With USB charger, save energy, when fully charged by about 3 hours, can work about 2 hours or more,without having to buy the batteries 2. 10 frequency vibrations allow you to experience different feel passions.3. Color:  Rose red and Purple4. Material:  environmental protection silicone + ABS5. Power:  Rechargeable6. Battery: Built-in 500mA lithium battery7. Charging time:  about 3 hours8. Using time:  about 2 hours when fully chargedNote:  You had to hold the button down about 3 - 5 Seconds, then it will work.              Long Press (Power Button) to turn it ON/OFF.              Short Press(Power Button) to slow downPackage:  1 * Vibrator  1 * charging usb cableProduct ID: WH248SJ5