Peace be upon you For sale: American portable oxygen generator (battery-powered), model: Inogen Rove 6 Device specifications: Device weight: 2.2 kg Oxygen generation: 6 liters Home power charger Car charger (cigarette lighter) Device carrying bag Double battery, continuous usage time up to 12 hours, but I reduced it now due to non-use. The price of a new battery is around 3000 SAR. The device is for sale by offer. Its new price is 15,000 SAR.