·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

·Detachable strap carry strap

·Chronological function Timer shutdown

·Oxygen purity:  90%

·Product size:  225X120X177mm

·Oxygen flow:  1-5L

·Product weight:  3kg

·Output pressure:  30kpa~60kpa

·Gross weight:  3.2kg

·Operating voltage:  AC100-240V 50/60Hz

·Outer carton size:  290X220X285mm

·Built in battery capacity:  11.1V-6200mAH

·Battery Life:  2-5hour