HACENOR Portable 1-7L Continuous Flow Oxygen Concentrator With 2 Hours Battery For Long-Time Travel Use DZ-1BCW Type:Standard Strap the backpack directly behind

Strap the backpack directly behind the seat

1×POC-03H Hypoxic Generator1×Buffer Bag1×Mask2×Tubes

Vehicle use available

portable easy for carrying

it is quieter

HACENOR Portable 1-7L Continuous Flow Oxygen Concentrator With 2 Hours Battery For Long-Time Travel Use DZ-1BCW Type:Standard Strap the backpack directly behindFeatures: Large capacity lithium battery: Not affected by power failure,it can also be used outdoors. Vehicle power supply: Power supply of vehicle lighter. Atomization drug delivery: One machine for two purpose. Follow the doctor's advice. More convenient atomization at home. Intelligent infrared remote control: There is no need to stand up frequently. Use the remote control to operate the oxygen concentrator. Original backpack: Convenient to carry.