90% High Purity 1-5L Portable Oxygen Concentrator With Large Capacity Lithium Battery - SK-9000

Features:  1.1-5L adjustable flow rate 2.90% high concentration oxygen production(at 1L flow rate gear) 3.Oxygen generation and atomization for one machine and two purposes. 4.Appointment timing/remote control 5.Portable and light weight, come with car charger.Wide application and can meet different person need. Specification: Model Number SK-9000 Oxygen Flow Mode Continuous Flow Oxygen Flow Rate 1-5±0.5L/min Oxygen Purity 1LPM 90%±3% Net Weight 2.3KG(5lbs) Noise ≤ 50dbA Size 75mm*210mm*295mm Power Consumption 28W  Atmospheric pressure 83kpa   Package： 1 ×Oxygen Concentrator1 × User Manual1 × Nasal Cannula1 × Remote Controller1 ×Car Power Cord