Feature: 1. Efficient Training: This grip strength machine has an adjustable design with a hand force range of 10‑100KG to meet different training needs. 2. Professional Design: Electronic model counting function, real time display of your progress, so that you can train more motivated. 3. Comfortable to Use: This grip strength device is ergonomically designed with a non slip grip to provide comfortable and stable support. 4. Indoor and Outdoor Use: This grip strength machine is small and portable, suitable for home, office and gym use. 5. Multifunctional: Train arm muscle strength, finger grip strength, wrist strength, etc., comprehensively improve hand strength and function. Specification: Item Type: Hand Grip Strengthener Weight: 235g 8.3oz Material: PP, TPR, Metal Product Size: Approx. 14.5x16cm 5.7x6.3in. Package List: 1 x Hand Grip Strengthener