NSD Power Ball. 250Hz Pro model.

NSD Power Ball. 250Hz Pro model. As new in its original box with both starting cords. This is the authentic NSD Power Ball; not to be confused with cheaper imitations. It is the Pro model with LCD display, speedometer and optional functions. There are cheaper versions but these do not have the LCD display. Not all power balls are equal. The Powerball 250Hz Pro is a high-performance, cord-started gyroscopic wrist exerciser designed for grip strengthening and rehabilitation. It generates up to 15kg (33lbs) of isometric resistance, making it ideal for relieving RSI, tennis elbow, and carpal tunnel syndrome, or for building finger, hand, wrist and forearm strength. Key Features and Benefits: Rehabilitation & Strength: Spin slowly for non-impact rehabilitation of sore joints or fast to build strength from fingertips to shoulder. Resistance: Generates resistance proportional to spin speed, ranging from light to heavy, suitable for intense workouts. LCD Counter: The Pro includes a digital speedometer to track RPM and performance. Design: Features a durable, balanced rotor with a comfortable grip. Muscle Targeting: Helps improve grip strength, wrist mobility, and forearm endurance for sports like golf, tennis, squash, hockey and all other activities demanding power in the arms, hands and wrists. Also great for musicians.