POC-05 Battery Operated 5L/min Oxygen Concentrator Type:I need an additional battery used with a rechargeable battery

used with a rechargeable battery

Model Number Mini Oxygen Concentrator KJ-8000 Oxygen Flow Mode Continuous flow mode Oxygen Flow Rate

Original backpack:Convenient to carry

1 Power Adapter

Model number Battery Oxygen Concentrator HC-30M Oxygen flow mode Continuous flow mode Oxygen flow rate

POC-05 Battery Operated 5L/min Oxygen Concentrator Type:I need an additional battery used with a rechargeable batteryAdequate inventory: order processing within 1 2 days, delivery within 3 5 days Main features: Easy to use: Simplified concise control system with intensive design,one button start. Connect the charger to continuous working. no time limit. Small in size, easy to carry by trolley(Free backpack and trolley). Big LED screen, with anion function. Vehicle use available. Imported molecular sieve from the USA. Long time working, reliable, and safe. Three ways