[Accurate Measurement] The grip strength training device is equipped with a high-precision stress gauge sensor. Measuring capacity: 198 lb/90 kg; weight: 0.2 lb/0.1 kg. The compact grip training device can store up to 8 user profiles for easy tracking of progress. [Smart Counting and Resistance Adjustment] This grip training device features a counting function that can record up to 1999 exercises. Resistance can be adjusted from 11 to 190 pounds (approximately 5 to 89.8 kg) to meet individual needs and support effective hand and forearm training. [Sports and Rehabilitation Use] This forearm grip trainer is designed to improve strength and endurance in the wrist, fingers, and forearm. It is suitable for rock climbers, tennis players, athletes, and musicians to enhance grip performance and finger dexterity. It can also support rehabilitation for individuals recovering from conditions such as arthritis, tendinitis, carpal tunnel syndrome, and tendon injuries. [Easy to Use with Data Display] The grip strength trainer includes a large LCD screen that clearly displays measurement data, including user code, age, gender, grip value (in lbs or kg), and grip status. The maximum grip value is shown, and results can be saved and reviewed for progress tracking. [Ideal Gift Choice] This grip strength enhancer is suitable for sports training, general fitness, home use, and clinical applications. It makes a thoughtful gift for occasions such as birthdays, New Year's Day, Valentine's Day, Mother's Day, Thanksgiving, and Christmas. Color: White Material: Plastic Package Contents: 1 x Grip Strength Trainer 1 x USB Cable Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement tolerances may vary by +/- 1-3 cm.