Adjustable resistance from 5 kg to 100 kg, suitable for various training needs. Built-in mechanical counter accurately records each repetition for targeted training. Ergonomic non-slip handle provides a comfortable grip and stable hold during workouts. Comprehensive training for hand, wrist, and forearm muscles, improving flexibility and range of motion. Ideal for rehabilitation, arthritis pain relief, and enhancing performance for sports enthusiasts and musicians. This hand trainer offers adjustable resistance from 5 kg to 100 kg, making it suitable for different training needs. Our hand trainer features a built-in mechanical counter that accurately and quickly records each repetition, making your training more targeted. Easily track your daily progress and motivate yourself to push your limits. This grip trainer is ideal for rehabilitation training, relieving arthritis pain, or post-operative recovery. Whether you're a sports enthusiast like basketball, rock climbing, or tennis, or a musician playing instruments like guitar, piano, or violin, this grip trainer can help you improve strength, endurance, and coordination, thereby enhancing athletic performance. Color: Black Material: PP+Steel Package Contents: A hand gripper 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.