Model :OLV-POC4

Voltage :100-240V 50/60hz ,DC14.6V
Machine weight :1.7KGS.with battery
Oxygen setting :1-4 gears Oxygen purity :93% -3% at all setting
Size :19.3*8.3*17.3cm
Battery :Can be fully charged in 2 hours. After recharged ,battery can use 55min-160min Working noise:≤45db . Altitude:5000M

The product is certified: CE, FDA, ISO