double flowrate 3L oxygen concentrator , 1.purity indicator can be installed, 2.pressure alarm system, CE certified

double flowrate 3L oxygen concentrator ,

Specification:

oxygen flow rate	purity	voltage frequence	outlet pressure	sound level	power	weight	dimension	other functions
1-3L/min	93+/-3%	220V/50Hz	0.04-0.06MPa	<50dB(A)	380W	25Kg	440*370*750	1, . 2,purity indicator can be installed. 3, .

CE certified

double flowrate 3L oxygen concentrators