Purity Oxygen:≥ 90%±3（V/V）
Sound level: less than 56db
power consumption: 610watts
Net weight: 20.5kg
We ship goods by UPS/DHL/FEDEX/TNT express takes 3~ 5 days to arrive.
The volume of goods is large and needs to go by sea. It takes about one month to arrive.
Aircraft transportation takes 2-7 days to arrive.