grip strength tester boasts a charming football design with an integrated display screen, capable of measuring and displaying grip strength up to 396lbs. This feature serves as a visual and motivational tool for your hand strength training journey. Track your progress in real-time and enhance the engagement and interest in your sports training sessions or game activities. the dynamometer grip strength ball adheres to an ergonomic design with a silicone cover, ensuring a comfortable grip and preventing the formation of calluses and sprains. This portable grip strengthener is perfect for on-the-go training, fitting discreetly into your bag or pocket. The grooved fingerprint path design further ensures comfort during use, reducing strain and fatigue. Every squeeze with our stress ball targets the strengthening of your hands, fingers, and forearms. Enhance your grip strength for improved performance in sports and everyday activities. It also alleviates stress, increases finger flexibility, and agility, serving as an excellent wellness tool to promote mindfulness and relaxation, ideal for office workers and students. Suitable for all age groups and hand sizes, this grip strength trainer is perfect for adults and kids. It benefits weightlifters, climbers, musicians, and more, where grip strength is crucial. The hand grip dynamometer ball can also be a fun game ball, bringing joy and happiness to your friends and family. Made from comfortable and silicone, the grip dynamometer ensures that you ' worry about calluses or sprains due to hand grip strength training, making your finger strength training more enjoyable. The grip tester's silicone material is also easy to clean and maintain. Colour:B:Black Material:Silicone Package Contents: 1 x Grip Strength Tester 1 x Charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.