·Inverter compressors

·On-board power supply

·Home use

·Highland travel for outdoor use

·Oxygen is produced by breathing

·The extemal power supply can last forever

·Oxygen purity：90%±3%

·Product size：152X80X185mm

·Oxygen flow：1-5L

·Product weight：1.2kg

·Output pressure：30kpa-60kpa

·Gross weight：1.5kg

·Operating voltage：AC100-240V 50/60Hz

·Outer carton size：260X190X285mm

·Built in battery capacity：11.1V-6600mAH

·Battery Life：2-5hour