Function: 1. Screen and Indicator Display: The handshake force tester has a clear screen and indicator display. By training the ability to react and the strength between the fingers, the fingers become more flexible. 2. Manual Dynamometer: The grip force tester is convenient to use and increases forearm and wrist strength anytime, anywhere. 3. Premium Materials: The grip strength trainer is made of durable ABS materials with high strength, high temperature resistance, and durability. 4. Lightweight and portable: The hand grip tester is designed to be small, lightweight and easy to carry, will not increase the load. 5. Applicable scenes: The hand dynamometer is designed for athletes and sports enthusiasts who want to increase the strength of their hands, wrists, forearms and fingers in sports such as rock climbing, shooting, bodybuilding, golf and tennis. Specification: Item Type: Grip Strength Tester Product Material: ABS Weight: approx. 129 g or 4,6 oz Function: professional wrist training, finger training and strength testing List of packages: 1 x Grip Strength Tester