Adjustable Handle 32 Levels Recumbent Exercise Bike Oxygen Does this machine make its

Does this machine make its own oxygen or is there a tank that has to be recharged

Packing size 125*66*92cm

automatic start of timing

6    Max Output of Tube Voltage    140kV

a portable oxygen concentrator is designed to be used both in the home and on the go

Adjustable Handle 32 Levels Recumbent Exercise Bike Oxygen Does this machine make itsSpecifications Model Number HNT LE E001A Type Training Apparatus Product name rehabilitation leg and hand Function Limbs exercise training Application Brain Disease, Nervous disease, bone and joint disease Warranty 1 Year Assurance Size 170*89*170cm Certificate CE Model HNT LE E001A Packing wood case Weight 130kg