Dynaflex Power Ball With Blue Lights:

• The ultimate in engineering design featuring the same user friendly features and incorporating an on-board generator
• By activating the gyro, a dynamism (motion) is created which will activate the LED lights located in the interior of the gyro
• The faster the unit runs, the brighter the lights will be until the whole hand is engulfed in a bright glow
• The Powerball also features a balanced rotor and removable top cap, which will allow insertion of the optional digital speed meter.