Please note: this is clinically validated, WHO approved and FDA CERTIFIED original oxygen concentrator with highly specialised features.
it has high oxygen purity 93%+-3% from 1liter to 5 liter. it operates with rechargeble external battery ,ac or dc power. it has exceptional and excellent battery life, and its battery has 7 years shelf life. it has fashionable and durable carrying case with adjustable shoulder strap. it has a very low noise, less than 30db(a)
It can be used continuously throughout the day. It has a trolley bag, rechargeble battery, and a nasal prongs and oxygen masks in a headset form.
it is simple and convenient to use.
country of origin is usa
accessories:
litum battery
1 piece
humidifier bottle
1 pieces
battery recharger
1 pieces
filter
4 pieces
power cord
1 pieces
oxygen nasal pipe
1 pieces
warranty: 2 years