Wrist Trainer Exercises Ball, Wrist Power Gyroscopic Ball with LED Lights, Wrist & Forearm Power Strengthener for Stronger Wrist Flexibility, Arm Muscle, Bones Force and Arthritis Relief (Black)

Do you often sit in front of your computer and your wrists are often painful? Do you want to increase your arm strength?
⚾ XEMZ wrist trainer exercises ball is the most healthy ways of treating arthritis and tendinitis, have fun strengthening hands, wrists and forearms in just 5 minute a day.
⚾ It works on your grip, forearm, and blood flow. Whether you are a white-collar worker, student, musician, athlete, or e-sports player, you can use it to exercise your wrists anywhere, anytime.
Specification:
Material: PC.
Color: Black, blue, green, red.
Size: 7.5 x 6 cm/ 3 x 2.4 inch.
Weight: 245 g/ 8.6 oz.
Package included:
1 x Wrist ball.
1 x Starting rope.
Suitable for the crowd:
Ball sports, darts, rock climbing and other sports enthusiasts who need wrist strength; worker or learner who plays the piano, calligraphy, painting, computer typing; white-collar worker, sedentary in office, lack of exercise, and people who deal with sub-health status.
⚾ How to use:
1. Holding the wrist ball with one hand, the other hand will be the head of the rope into the hole in the center of the ball.
2. With the thumb of the hand holding the ball, turn the ball forward, the rope tightly wrapped around the center of the ball in the center groove.
3. When the rope around the center of the ball half a circle, stop turning the ball center. Then pull out the rope quickly at a 45 degree angle.
4. After the inner ball begins to rotate, the wrist sways follow the direction of rotation of the ball.
⚾ Note:
1. Always wear a shatter-resistant rope before use.
2. Do not add any liquids, including water and oil.
3. Don’t touch the inner ball while it in high-speed running.