This electronic hand grip strengthener tester can store up to 19 user-defined profiles with g and age information, and records can be reviewed at any time. The device features automatic storage and recall of the last grip strength test for each profile, clearly indicating whether the current result shows an improvement or decline in hand strength. Comfortable to use – The ergonomic handle design fits comfortably in the hand, with adjustable handle length to accommodate various hand sizes, providing a customized fit for each user. Large LCD display – Shows precise measurements including user code, age, g, grip strength in pounds or kilograms, and grip status. All data is displayed clearly on a single screen. Users can save and monitor grip strength levels categorized as weak, normal, or strong for ongoing tracking and easy comparison. Multi-purpose use – Grip testing is beneficial for sports such as rock climbing and wrestling. This hand dynamometer is suitable for physical therapists, occupational therapists, athletic trainers, chiropractors, and general practitioners. Grip strength measurement is also recognized as an indicator of overall health. Ideal gift – A thoughtful gift for sports enthusiasts, athletes, and individuals using it for home or clinical purposes. Power supply: 2 x AAA batteries (batteries not included) Color: Gray Material: ABS Package contents: 1 x Grip Strength Tester Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.