Function: Develops muscles and joints of hand, fingers, wrists, forearms, biceps, triceps, shoulders.
Mechanism: Works from hand rotation force, gyroscopic inertia.
Performance:
Max Rotation Speed: 15,000 RPM (250 Hz).
Applied Force: Up to 25 kg.
Battery-Free (kinetic energy).
Can be used for both hands.
Digital Counter Tracks 4 Indicators:
Total number of spins.
Current Rotation Speed (RPM).
Maximum rotation speed (in current series).
Physical Strength Index (revolutions in 30/60/90 seconds).
Key Benefits:
Prevents tunnel syndrome.
Trains athletes (golf, tennis, basketball, climbing, etc.).
Trains musicians (guitarists, pianists, drummers).
General hand/forearm strengthening.
Effective for injury rehabilitation.
Entertainment/relaxation gadget.
Original gift.
Compactness: Lightweight (0.27KG), small size (L5.8cm x W7.2cm x H7.2cm).
Portability: Easy to carry and exercise anywhere (gym, trip, home, office).
Material: PP + PVC + TPR.
Color: Orange + Black.