【500mAh Rechargeable Grip Strength Tester】DIOTUSS hand exercise ball features an adorable football shape with a display screen, it measures grip strength up to 220lbs/100kg. The grip trainer allows you to see the process and results of your strength at all times, it's a great motivational tool that makes sports training sessions or party game activities more engaging and interesting. Stimulate your inner desire to challenge, let us work together!

【Portable & Ergonomic Design】The dynamometer grip strength grip trength trainer contoured football shape and silicone material, provides a comfortable grip, and prevents calluses and sprains. This portable grip strengthener is perfect for on-the-go strength training, fitting seamlessly into your bag or pocket. The hand grip strengthener grooved fingerprint path design ensures comfort during use, reducing strain and fatigue.

【Strengthen Power and Relieve Stress】Every squeeze with our stress ball will strengthen your hands, fingers, and forearms muscles. Enhance your grip strength for better performance in sports and everyday activities. Stress balls help you release stress, alleviate stress, and increase finger flexibility and agility, this is a great wellness tool to bring mindfulness and help relax your mind and body, perfect for office workers and students.

【Durable & Premium Quality】The digital dynamometer hand strengthener is rechargeable, has lower power consumption, is environmentally protected, and has a long service life. It is made of comfortable and durable silicone, so you will not worry about calluses or sprained hands due to hand grip strength training, making your finger strength training more enjoyable. The grip tester silicone material is also easy to clean.

【Versatile Sports Party Games Ball】Fitness gifts suitable for all age groups, for men, women, kids, and the elderly. It benefits weightlifters, climbers, musicians, and more, where grip strength is essential. Hand grip dynamometer ball can be a fun party game ball that brings much joy and happiness to your friends and family.

【Great Thoughtful Gift】DIOTUSS grip strength tester is packed with a gift box, it's a great workout equipment suitable for gifting to your family and friends on special occasions like Thanksgiving Day, Christmas, Father’s Day, Mother’s Day, birthdays, and other festivals. This strengthener training ball can make people happy and give them a better and healthier lifestyle.