Strengthen your arms in a fun new way with innovative Powerball . It is only big as a tennis ball and great in the hand. You do not need to attend the expensive gym and sweat with lifting weights. Thanks to sophisticated the gyroscope and high-speed rotation 15000 revolutions per minute you hand operate heavy counterweight. Practice comfortably while watching television, reading newspapers or on the way to work.
The basic principle of the function of the gyroscope. Inside is sphere rotating around an axis Whose ends are connected to the steel ring and circular movements occur due to its spin. With high speed ball has a tendency to remain in equilibrium and the exerts a force against your hand. When fast spin with equal force a weight of over 15 kg. 
Muscle mass can increase the the entire arm. Wrists, forearms, biceps, triceps, pectoral muscles, or even, all can be one magic ball . There are no catches, Powerball has purchased millions of satisfied people. Replaces you up to 50 kinds of dumbbells That you having to carry wherever you would like to strengthen.
Powerball has built-in timer turns . Compete with colleagues at work, with friends or with family, one of you has the smartest hand. The computer will give you the right 6 functions, among which there are current speed, average or maximum achieved. It is very important to maintain a certain speed at least 20-30 seconds for maximum effect.
Not only in the use of Powerball muscles you exercise, but also properly routing the . Perfectly suited for such customers who work in fields where they mainly use their hands (such as computing). Improving trouble feel after a few weeks of use. Sami Moreover, you choose which part you want to stretch and length of workout you set according to your condition.
Specifications:
Model: 250 Hz, blue backlight design without a computer speed (Accura V2.0)
Maximum speed: 15,000 rev/min
Weight resistance: up to 15 kg
Dimensions: diameter 70 mm
Package Contents:
Powerball
2 starter cord (after a brief training session can Powerball spin manually)
Czech manual
Specifications can be changed without notice. Images are for illustrative purposes only.
