1.CE, ISO13485 approval 2.OEM/ODM service 3. Oxygen Detector 4.Oxygen in formulate 5.Skin Dector How it works ... renew. The treatment depth controlled artificially, safe, easy to operate. 3.The most comfortable treatment processNo pain, no tension, feel comfortable ... computer in the machine, could save the pictures which skin detector take, Set up files of the whole treatment course to ...