Arm exercise method:
Bend your arm and bend the spring at the back of your neck hard.
2. Put your arms forward, bend the spring upward, and then relax.
3. Keep your arms close to your chest, bend the spring, then straighten and slowly relax.
4. Stand with your feet apart, bend your right elbow, bend the spring with your left hand, then bend your left elbow and bend the spring with your right hand.
Put your arms behind your back, hold the spring tightly, then straighten and bend gradually.
Among them, the matters needing attention of arm strength device:
Please check whether the connecting parts of the arm force device are firm and loose before use.
2. Please choose the arm strength device suitable for your body level, so as not to strain your muscles.
3. When using, fasten the safety belt on the handle of the arm strength device on your wrist, as shown in the left figure.
4. When using, you should choose a relatively spacious venue to exercise, so as not to get rid of it and hurt people.
5. It is suggested that children under 12 should not use the arm strength device.