Auto-Start Torque Ball Hand Exerciser: The upgraded version uses a built-in pretensioner to start, without the need for a starter cord. Press the inner ball with your thumb and move your thumb in the direction of the arrow to start the internal spring. By rotating your wrist, the ball core rotates at high speed, generating centrifugal force, so that the wrist feels a certain resistance.
LCD Self-Powered Real-Time Counter: The self-powered torque ball comes with an LCD counter to auto-track RPM, power, training time & energy expenditure. Amplify grip training for golf, tennis, rock climbing, cricket, cycling, and martial arts.
Gyro Ball Resistance Technology: The hand exercisers for strength uses cutting-edge aerospace-grade gyroscopic technology to provide smooth, adjustable resistance as it spins. This feature makes it ideal for athletes, musicians, and anyone looking to build hand, wrist, and forearm strength.
Battery-Free Design: Ergonomic Design Lightweight (0.5lb), compact & non-slip silicone grip. No batteries needed—powered by rotational motion. Train 5mins daily at home, office or on the go for visible results.
Health & Stress Relief: Multi-Benefit Alleviates wrist soreness, finger stiffness & poor circulation; doubles as a stress reliever. Complete with ball sleeve, safety lanyard & gift box—perfect gift for sports lovers & office staff.
