With zero gravitation design, you feel fully relaxed physically and mentally. Eight massage points inside of the backrest work together with other areas to provide a completely relaxing head-to-toe massage.
Equipped with heating system,to promote blood circulation and provides constant temperature to let you have a safe and comfortable heating experience.
Four preset auto massage programs have different massage methods to give you the best massage experience.
For assembly and installation instructions, search youtube for installing instruction for F4 (by Nan Fan).