[Accurate Measurement] - This hand Grip Strength Tester is equipped with a high-precision strain gauge sensor for accurately measuring Grip Strength up to 198 pounds with the division of 0.2lbs / 0.1kgs. 2* AAA batteries included; *Take note of the battery polarities when installing and replacing batteries. [Multiple Profile Tracking] This device is suitable for both youth and adult sports teams, as the device can store up to 19 user profiles, with complete age and gender information, so that there is no hinderance in tracking the progress of the individual and the team. [Adjustable Ergonomic Handle] This curved handheld grip strength tester features a plastic adjustable handle. It offers a secure grip and fits different hand sizes, ensuring comfortable use during testing. Note that the handle's internal size is 3.23 inches (8.2cm) — please measure to check if it fits before . Avoid long-term use; if long-term use is necessary, wear gloves for protection. [LCD Display] - Large LCD screen shows all measurements clearly on the same screen. Displayed measurements include user code, age, gender, grip value in pound or kg, and grip status. A maximum grip value display and weak, normal or strong power levels can be saved and easily recalled for comparison. [To know how stronger you are] - This is a perfect Digital Hand Dynamometer for physical therapists, occupational therapists, athletic trainers, chiropractors, and general practitioners. Grip Testing is necessary for sports such as rock climbing, wrestling and gymnastics, and it is also an important indicator of overall health. This Grip Strength Tester can be widely used in sports training, sports, family and clinical use.