Home Oxygen Concentrator

home oxygen concentrator Specification: Flow range: 1∽5L/min Oxygen concentration: 30%∽90% Input power: 100VA N.W.: 7.5kg Operation noise level; 43dB(A) Size: 27cm* 17.5cm*29.5cm FAQ Q: Which payment way is workable? A: Pay pal or T/T (30% deposit before production and 70% balance before.