Hand grip drive device with counting function: The hand grip strengthen adds a mechanical counter to the bottom to help improve the flexibility of your wrists, hands, and forearms. You can exercise your hands at the same time or start exercising with your family. Adjustable Resistance Hand Grip: The Hand Strengthening Exerciser can be set from 10 to 60 kg, suitable for men and women of different strengths, including rock climbers, tennis players, athletes, and musicians to improve finger and wrist flexibility. Injury Rehabilitation: Exercise with this daily grip trainer helps support hand rehabilitation, including conditions such as rheumatoid arthritis, arthritis, carpal tunnel, and tenosynovitis. Strengthen the target muscles effectively and safely, making it a helpful tool for post-operative recovery. Broad range of use: Helps temporarily relieve stress while increasing forearm and hand strength. This hand grip serves as a forearm trainer for fitness, climbing, bouldering, tennis, boxing, rehabilitation, and musical instrument practice. Ergonomic Handle: The ergonomically shaped handle provides a comfortable and secure grip. It is a suitable grip training device for all age groups and fitness levels. Color: Black Size: As shown in the picture Shipping quantity: 1