1. High Accuracy This grip strength tester is equipped with a highprecision strain gauge sensor, which can accurately measure grip strength up to 265 pounds. 2. Bright Screen Display USB Charging The ly upgraded bright screen function of the grip strength tester allows you to clearly see the readings in a dark environment. It can be charged with a USB cable, which is more environmentally friendly. Traditional AAA batteries are not included. 3. Easy To Use The large LCD screen of the grip strength meter clearly displays all measured values on the same screen. The displayed measurement values include user code, gender, grip value in pounds or kilograms, and grip status. The maximum grip value display and the weak, normal or strong power level can be saved and easily recalled for comparison. 4. Automatic Storage The dynamometer grip device can store multiple userdefined data, and their records can be viewed at any time when needed. After the test, the grip strength tester can display how much grip strength has been increased or decreased this time. 5. Various Occasions Digital hand dynamometer is very suitable for sports training, sports, family and clinical use. Grip testing is necessary for sports such as rock climbing, wrestling and gymnastics, and it is also an important indicator of overall .