PB-188A : 
     PB-188A with auxiliary starting force is suitable for new players. Activate the inner rotor in the direction of the arrow
on its surface. Then you can start to train the muscles of your forearms, and enjoy the fun the ball brings.

Directions:
    Spin the inner rotor in the direction of the arrow with your thumb on its surface till the manual spinning stops, the inner rotor
starts to rotate automatically. You can use your wrist movement to speed up.