carpal tunnel fractures and recovery after tendon surgery. [Easy to use and save data] - The grip strength trainer has a large LCD display, which clearly displays all measurement data on the same screen. Size displayed includes user code, age, gender, grip value (lb or ), and grip status. Maximum grip value is displayed and low power levels, [Accurate measurement] The grip strength training device is equipped with a high precision effort gauge sensor. Measuring capacity: 198 lbs / 90 kg; Weight: 0.2lbs/0.1kg. The compact training device can store up to 8 user files for easy progress tracking. [Sports Equipment and Injury Rehabilitation] The grip enhancement forearm handle is very suitable to improve strength and speed in the wrist, fingers and forearm. It is not only a good choice for rock climbers, tennis players, athletes and musicians, it improves finger and wrist flexibility, but it is also very suitable for people with arthritis, tendonitis, [Smart counting and resistance adjustment] This grip training device adds a counting function, which can save up to 1999 exercises. Each time you use it, you can easily adjust the resistance from 11 to 190 pounds (approximately 5 to 89.8 kg) according to your needs to maximize your exercise needs. Normal or strong can be saved and easily recalled for comparison. [Best Gift] - Grip strength enhancer - Very suitable for sports training, sports, family and clinical use. It is very suitable as a gift/special gift for birthdays, New Year's Day, Valentine's Day, Mother's Day, Thanksgiving Day and Christmas.