LED gyroscopic POWERBALL AUTOSTART gyroscope MEGA WHAT SETS OUR PRODUCT APART 1 EFFECTIVE WORKOUT - Powerball exercises your arms in such a way that conventional isotonic exercise training (without weight) cannot achieve. 2 GREATER AGILITY AND ENDURANCE - Powerball helps improve the agility, speed, accuracy and endurance of your hand, which is extremely useful for both athletes and musicians. 3 SOLID WORKMANSHIP - Made of chrome-plated steel and stainless steel, our product is not only aesthetically pleasing, but above all solidly made. 4 VERSATILE USE - Our product is suitable for a variety of workouts, such as tennis, squash, cycling, and rock climbing. WILL MAKE EVERY DAY FULL OF ENERGY! We know from experience that it can be the perfect complement to any workout. BENEFITS BOTH ATHLETES AND MUSICIANS! Whether you're a professional athlete, musician, or just looking to improve the endurance of your wrist and arm, this product is for you. Thanks to its exceptional performance and effectiveness, the gyroscopic powerball is able to improve the agility, speed, accuracy and strength of your hand. RESISTANT AND LONG-LASTING EFFECTIVE! Our product is characterized by high quality, which guarantees durability and safety during use. Made of chrome-plated metal and stainless steel, it is not only durable but also aesthetically pleasing. GREAT CHOICE FOR EVERYONE! Whether you're a fan of the gym, a piano grace, a tennis player, or a climber, the gyroscopic powerball is for you. Our product is not only effective, but also easy to use and extremely versatile. "SPECIFICATION" Manufacturer code: 250 Hz Autostart Pro Brand: Power Ball Model: 250Hz Autostart Pro Light Type: gyroscopic ball Resistance: 1-32 kg Maximum speed: 18000 rpm /min Height: 7.5 cm Product width: 6.5 cm Diameter: 7 cm Weight: 283 g Number of pieces included: 1 Product weight with unit packaging: 0.28 kg Additional features: autostart, counter