[High Accuracy] This grip strength tester is equipped with a high-precision strain gauge, which can accurately measure grip strength up to 180 kg, with a precision of 0.1 kg. [Bright Screen & USB Charging] The newly upgraded bright screen function of the grip strength tester allows you to clearly see the readings in dark environments. It can be charged with a USB cable, making it more environmentally friendly. AAA batteries (not included) can also be used. [Easy to Use] The LCD screen of the grip strength tester displays all measured values on the same screen. The displayed measurements include code, age, gender, grip value in pounds or kilograms, and grip status. The display of the maximum grip value and weak, normal, or strong power can be saved and recalled for easy comparison. [Automatic Storage] The hand dynamometer's grip strength can store up to 19 definable data points, and their records can be viewed at any time when needed; After the test, the grip strength tester can show how much the grip strength has increased or decreased this time. [Multiple Occasions] The digital hand dynamometer is suitable for sports training, sports, family, and clinical use. Grip testing is essential for sports such as climbing, wrestling, and gymnastics, and it is also an important indicator of overall health. Power: USB charging/2xAAA battery (not included) Color: black Material: plastic Package Contents: 1 * Electronic grip (battery not included), 1 * USB cable Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm. We not only provide you with high-quality products, but more importantly, we provide you with long-term customer service. When you purchase our products, you receive comprehensive customer support, so you can shop with confidence and satisfaction.