1.A powerful built-in gas sustainable provide a stable source of oxygen pressure output. 2.No longer simply rely on oxygen cylinders, only electricity can work (M308 exception). 3.Double source system, a button gas source easily converted. 4.Pressure on the internal and external display devices, so that you know very well of the treatment. 5.Equipped with pneumatic output regulation button and arbitrary choice you need pressure. 6.The maintenance-free system built-in gas source avoid your worries. 7.A powerful built-in gas source pressure, protect your pressure on the demand for all kinds of treatment. 8.Upgraded space, additional photodynamic, skin test and ultrasound function. 9.Large capacity in the gas tank can be protected under blackout conditions for 2-3 guests. 10.Japanese imports treatment of treatment head devices, strong pressure to stop several times after treatment treatment head cracking. 11.The United States CPC fast interpolation interface, security, stability.