Powerball 250hz Screamer
  • Powerball is the world’s most powerful hand gyroscope generating speeds of over 16,000 rpm!
  • Simply by starting up the Powerball in your hand and rotating your wrist faster you can develop incredible speeds and increase your strength.
  • Powerball is seriously addictive for all ages making it ideal for play, exercise or fun competitions.
  • Available in Amber or Blue
  • Not suitable for Children Under 14yrs
  • Lifetime Guarantee