Our oxygen concentrator use Chinese Army oxygen supplying technology to produce,The compressor in it, we guarantee 5years Our main products have the certificates of the CE certificate and ISO certificatesenMain market now is China and Russia. Middle East and Sourth America. Our Oxygen concentrator can Relieve brain fatigue, can help people with asthma breath smoothly.It can keep working about 10000hours. the compressor in the oxygen concentrator, we guarantee 5 years .total machine we guarantee 1 years.We supply english userbook to help the user easily operate it,and how to mantainance... By the way,now our 3L oxygen Concentrator it is 255usd/Pcs;  5L oxygen concentrator 265USD/pcs a 20GP can load 200pcs; our Ultrasonic Nebulizer 17.5usd/pcsAircompressor Nebulizer 19.5usd/pcs All the prices FOB ShanghaiWelcome to visit our factory, or negotiate with me the long time cooperation by alibaba: cn209673278       Accout name: Sissi Ju.

Oxygen concentrator