Model :OLV-POC5

Machine weight :1.98KGS.
Oxygen setting :1-6 setting
Oxygen purity :90% -3% at all setting
Size :18.3*8.6*19.9cm
Battery :Can be fully charged in 2 hours.
After recharged ,battery can use 1.5-4.3hours.
Working noise:≤45db . Altitude:5000M

The product is certified: CE, FDA, ISO