Features:
1. E&V portable oxygen concentrator, with elegant design, is very small and light, you can take it wherever you want.
2. Compared with PSA method, it is safer because there is no oxygen tank. Dislike PSA method need replacement and refilling of zeolites and filters, it doesn't need any maintenance. No bad smell and irritating noise.
3. Simple operation method is very convenient with LED display. It quickly realizes 30% O2 density air. Operation hours can be reserved by 10 minutes, 20 minutes and 30 minutes.
4. Headset has two nozzles so that a user can adjust air flow. In case that using headset is not comfortable, you can use oxygen stand.
5. Equipped with negative ion generator, so you can enjoy air vitamin while inhaling oxygen.
6. Using air as the material, low cost is needed. Healthy oxygen of 30% with no risk of oxygen-poisoning, even in case of directly and long time inhaling.
7. With 1 minute ventilation operation mode, it can automatically clean the water drop and oxygen remained inside the main unit.
8. DC 12 volt power supply, you can use it in your home or car.

SPECIFICATIONS:
- Oxygen Supply: 3 liters per min
- Oxygen concentration: 30%
- Method: Oxygen enrichment membrane
- Inhalation method: Headset
- Timer: 10, 20, 30 min
- Size: 286L x207W x318H mm
- Power: DC12V
- Weight: 3.7 kg
- Sounds: < 43 db
- Power Consumption: 45 W