NINTHEALTH Physical exercise apparatus, for medical purposes Mechanical Counting Grip Strength Trainer 5-60kg Adjustable Grip Strength Trainer

Stepless rotation adjustment: 5-60kg freely adjustable resistance, suitable for beginners to practice hand strength and experienced hands to practice forearm.
Equipped with a mechanical counter that automatically records the number of times, the training data is clear at a glance and can be reset with just one click. TPR anti slip rubber grip, fits snugly on the palm, and won't rub against the hand for a long time; Bold carbon steel spring, stable elasticity and not easy to break.
Compact and portable, carry it with your pocket; Suitable for fitness enhancement, mouse hand rehabilitation, student hand strength training, stress relief and relaxation.