High Sensitivity - Equipped with a high-precision measurement sensor, automatically senses and displays maximum grip force. Capacity Range: 90 kg / 200 lbs. Adjustable Handle - Designed to fit both large and small hands. Adjust the knob according to your hand size for comfortable testing and accurate measurement of maximum force. Set different ranges for different users - Easy setup with individual profiles - Can store number, gender, and age - and save and recall test results for each user. The result is displayed intuitively - Each trial is rated as "Low", "Normal", or "Strong" based on the age and gender data entered for each user. You can track and improve your strength according to the results. Portable and suitable for training anywhere - Ideal for individuals involved in rock climbing, golf, tennis, or hand muscle rehabilitation training. Can also be used for exercise and relaxation in the office. Color: Gray Size: 19.5 x 12.5 x 3 cm Package includes: 1 piece