Material: environmental protection silicone + ABS
Battery: Built-in 500mA lithium battery
Charging time: about 3 hours
Using time: about 2 hours when fully charged
Note: 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 down
1 * Vibrator
1 * charging usb cable