Specification: Color:Blue+White Material:PU Leather, ABS SizeAbout:40*31*11cm Input voltage:100-240V,50-60HZ Work Time:15 Minutes Massage Ball:16pcs Power:24W Massage:neck, back, shoulder, waist, leg, hip, all the body Suitable people:People who suffer from sleep problems, tired or lack of exercise, people with health problems on the neck and shoulders, the aged. Features: 1. Imitation 16 massage balls: Designed with 16 massage balls, to clockwise and anticlockwise. Kneading/shiatsu massage;light and heavy kneading: Warm glare. 2. Wavy curve design: Fit the cervical spine, relax and enjoy; Waist curve also fit. 3. Warm feeling hot: Constant temperature heating, give you warm, gradually relax. 4. Smart Timing: 15 minutes intelligent shutdown. Safe protective device to ensure safety. 5. Intensity adjustment: choose according to demand, easy to use. 6. Four independent keys, easy to operate. 7. Good-quality motor, give you quiet static enjoyment. 8. Can massage neck, back, waist, legs, and full body.