Product Name: shoulder rehabilitation device Model: BL-X12 product specifications 1750 * 1060 * 2000 Fitness Equipment Description: shoulder rehabilitation Main features: Enhanced shoulder muscle strength, improve the shoulder, elbow, wrist flexibility and flexibility. On the shoulder, shoulder and elbow functional disorder, carpal tunnel syndrome and tennis elbow and rehabilitation of old injury significantly. Usage: handle with both hands, in the same direction or the opposite direction slowly rotating ring. Repeat. Note: There are pathological persons should obtain a doctor's consent to use, must have family care when using; must have adult care before exercise for children. Details visit http://www.xajsqc.com/ exercisers if they feel unwell, you should stop and consult a doctor immediately during use.