The speed will reach 8000 rpm if you have the skill
Powerball can increase your wrist strength by playing for fun purpose. Powerball Beginner is recommended for beginners who like to try it out . After you are skillful and , when you are sure you like to play , you might invest in better powerball with rpm meter, light, and etc.
*Listed price for one unit only
Please write your choice of color at Notes/Instruction when u checkout