highly Compressor Imported from Japan and  dupont environmentally friendly refrigerant R134a;   Ultra-low temperature refrigeration -30 degrees   Applicable to foreign machines ( same size as ZIMMER and foton);   2.5mm length and 200g weight of the air pipe are more flexible;   5.1L large capacity bellows , sustainable ultra-low temperature treatment;   Dedicated bracket for easy operation with orientation;   700L/min super strong wind speed, 8 gears adjustable, suitable for various treatments ;   The whole machine is equipped with silencer to reduce treatment noise and make treatment more comfortable;   Super strong platform, placed with a variety of instruments for use.   Automatic defrosting function,can work for a long time