Quiet, Durable, Portable Oxygen Concentrator; 1-7 Liter Adjustable Oxygen Generator; O2 Unit with Removable Lithium Battery; (REA)*Buy now (shipping in 3 4 days), local warehouses in Mexico, the US and the EU. *One year quality warranty can be guaranteed from official store. 2025 Newest REA 7 Portable Mobile Oxygen Generator Technical Specifications: 1. Product Name: Portable REA 1 7 L Adjustable Oxygen Generator 2. Application Scenarios: Mountaineering, High speed Rail, Cars, Travel, Business Trips, High Altitudes, etc. 3. Product Length * Width * Height Cumulative Size: 170mm

*Buy now (shipping in 3-4 days), local warehouses in Mexico, the US and the EU. 

*One-year quality warranty can be guaranteed from official store.

🚀🚀🚀2025 Newest REA-7 Portable Mobile Oxygen Generator

Technical Specifications:

1. Product Name: Portable REA 1-7 L Adjustable Oxygen Generator
2. Application Scenarios: Mountaineering, High-speed Rail, Cars, Travel, Business Trips, High Altitudes, etc.
3. Product Length * Width * Height Cumulative Size: 170mm * 80mm * 198mm (6.69 X 3.14 X 7.79 Inches)
4. Product Weight: 1.45Kg ± 0.2Kg (including battery) (3.14 pounds)
5. User Page: 2.8-inch Color Touch LCD Screen
6. Operating Noise: ≦30 dB(A), ultra low noise
7. Oxygen Purity: 93%±3% at all gears, high oxygen concentration
8. Support car using (with car charger)
9. AC power supply: AC100-240V 50/60 Hz 100VA
10. Built-in battery: 7600 mAh and 9800 mAh Lithium Battery, 14.4V DC
11. Battery life: up to 4.5 hours (1 gear operation)
12. Warranty: 1 years

Multiple Using Conditions, Travel- Friendly Mini Portable Oxygen Concentrator 

It has 3 working models, for home use, car use & outdoors travel.
1, Powered by the lithium battery 7600mAh, 1.5- 4.0 hours working time after fully charge, ideal to take along with it for outdoor activity and travel.
2, Powered by car voltage, you can use it in car. 
3, Plug in with the AC electricity directly. When you are in home, you can use this kind of working model. 

Highlight: REA-7 Portable Small Oxygen Concentrator

This is our 2025 newest model, 7 liter power flow at unbeateable price! 

1) Powerful 7 Liter large oxygen flow, but mini and portable size
This handheld portable oxygen concentrator is 1-7 gears adjustable, but with a rather exquisite ,mini & lightweight body, 170mm * 80mm * 198mm, 1.45kg; (6.7*3.1*7.8 inch, 3.2 pounds). 

2) 7600mAh Long-Lasting Lithium Battery
Comes with the rechargeable lithium battery, perfect for traveling off-grid, the REA-7 portable oxygen concentrator lets you enjoy up to 8 hrs of continuous oxygen (with double battery). 

3) Ultra Quiet Operation, Low Noise When Working 
About 30 dB at 1 gear , the DEDAKJ Respireasy REA oxygen concentrator ranks among the quietest portable oxygen concentrators on the market.
When this mini oxygen concentrator is put in the carry bag, you even can not feel any working noise from it.

4) Versatile Power Options
The RESPIREASY REA mini oxygen concentrator boasts multiple power options — AC, DC, and battery — for optimal travel safety and convenience. Its ultra-quiet design is perfect for home use and on airplane travel trips. 

5) Shoulder Carrying Bag
Comes with the portable shoulder carrying bag, making it very easy to take this mini oxygen concentrator for traveling and outdoor shopping.

6) One Year Quality Warranty can be enjoying in our Official Store!
As the honorable and reliable oxygen concentrator manufacturer supplier, we offer 1 year quality warranty to our customers! 
The good quality can be guaranteed! 

Package Contents:

1, Main oxygen concentrator 1 unit
2, Rechargeable lithium battery 1 unit 
(The extra battery and External Battery charger need to buy additionally )
3, Portable backpack 1 unit
4, Inlet oxygen filters 2 unit
5, Water-locking cottons 2 unit
6, Water tank 1 unit
7, AC adapter (with power cord) 1 unit
8, DC Car charger 1 unit
9, Nasal oxygen cannula 1 unit
10, Quality Certificate 1 unit
11, Instruction Manual 1 unit

Suggestion: 
1, As the plug shapes are different between US and EU, the universal plug adapter needs to buy additionally.
2, If in need, the extra lithium battery and External Battery Charger need to buy additionally.

Peace of Mind Purchase:

• 1-Year Manufacturer Warranty
• 7-Day Money-Back Guarantee
• 30-Day Free Return and Replace

User Manual（CLICK &CHECK）

《Instruction User Manual of Portable Oxygen Concentrator REA》