KNFE Professional Equipment Included: The hand grip strengthener with 6 pack kits containing Adjustable Hand Grip Strengthener, Hand Strengthener Grip Ring, Finger stretcher Resistance Band, Finger Exerciser and Stress Relief Grip Ball, more versatile and comprehensive. They can help exercise and strengthen your hands, fingers, forearms, wrist and elbows.^Adjustable Resistance Hand Grip exerciser: The high quality Alloy Spring with excellent resilience enables the resistance to be easily adjusted from 22 pounds to 132 pounds, which is perfect for both men and women, seniors and teens with different strength. You can also choose to increase the resistance little by little and work a plan to enhance your strength gradually.^Smart Automatic Counting Function: On the bottom there is a mechanical counter button. As you press the button, the hand gripper will count automatically and record the number of times help you reuse it each time you're exercising.With a compact size, you can simply put it in your pocket,handbag or your little backpack while going outside and keep it accessible no matter where you go.^Best Exerciser Kit for At-Home Treatment: By using this set of professional training equipment to work out every day, you can get targeted training for your hands, fingers, elbows, wrists and forearms, improve your agility and strength of these parts of your body, beneficial to rehabilitation in hand injury and so on.^Suitable for Everyone: The hand grip strengthener kit is not only a good injury-restoration helper, but also perfect for daily use to improve strength, power and speed in the fingers, wrists and forearms, fit for Rock Climbers, Clinical Exercise Physiologists, Tennis Golf and Bowling Players, Athletes, Musicians and so on. Help to relieve stress, ease hand fatigue, joint pain and stiffness, promote blood circulation, a best choice for people who have longtime typing, mouse working jobs.