Professional-Grade Adjustable Hand Grip Strengthener Build hand strength, forearm power, and finger dexterity with precision-engineered resistance (11-220Lbs/100KG) for all levels—from rehab to elite athletes. The built-in auto counter tracks reps scientifically, helping you smash fitness goals while preventing overtraining. Ergonomic design fits all hand sizes (men/women) for versatile training: boost climbing grip, speed up injury recovery, or enhance sports performance. Ultra-portable shape slips into gym bags, backpacks, or desk drawers—train effectively at home, work, or on the road. Durable construction withstands daily use, making it the ultimate all-in-one solution for functional strength, muscle growth, and active lifestyles.