[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, which can record up to 1999 exercises. Each time you use it, you can easily adjust the resistance from 11-190 pounds (approximately 5-89.8 kg) according to your needs to maximize your workout. [Sports Training and Rehabilitation] The grip enhancer is ideal for improving the strength and speed of the wrist and forearm. It is a great tool for rock climbers, tennis players, athletes, and musicians, helping to enhance flexibility and strength in the hands and wrists. It is also suitable for individuals recovering from arthritis, tendinitis, carpal tunnel syndrome, or tendon surgery. [Easy to Use and Data Storage] The grip strength trainer has an LCD screen that clearly displays all measurement data on the same screen. The display includes user code, age, gender, grip value (lbs or kilograms), and grip status. The maximum grip value is displayed, and the weak, normal, or strong power levels can be saved and easily recalled for comparison. [Perfect Gift Choice] The grip strength enhancer is ideal for sports training, fitness, family, and clinical use. It makes a great gift for birthdays, New Year's Day, Father's Day, Mother's Day, Thanksgiving Day, and Christmas. Color: White Material: Plastic Package Contents: 1 x Grip Strength Trainer 1 x USB Cable Note: Lighting and different displays may cause slight color differences between the item in the picture and the actual product. The measurement allows an error of +/- 1-3cm.