This innovative gyroscope scrolls your acheived score magically across the surface of the rotor (as opposed to displaying it instantly on a digital speed meter as with other models in the range).
The rotor also displays an entrancing collection of 'firelines' as it spins, ranging from red to blue in colour and generating a truly amazing effect depending on the speed at which it is revolving
There are no batteries required for any aspect of this product - everything is operated by induction, including the counter feature.
• Shell Colours: Blue, Green or Red • Product weight: 278g • Supplied with: 2 starting chords, instructions, • Warranty: Manufacturers lifetime warranty on all parts • A safe, effective way to strengthen hands, wrists, arms & fingers • Perfect for increasing handlebar grip strength, musical dexterity or even relieving RSI and arthritic conditions!
Sports that benefit from the Powerball:
• Golf, Tennis, Squash • All forms of Biking! • Any sport that requires upper arm strength