SKU: 72498527974

Best Selling🔥4.85lbs Lightweight 1-5L Portable Oxygen Concentrator NT-02

Sale price$359.55 Regular price$399.50
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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10

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Description

Best Selling🔥4.85lbs Lightweight 1-5L Portable Oxygen Concentrator NT-02NT 02 Highlights Dual mode: Pulse dose + Release Oxygen Every 1. 5 Seconds 93% 3% Oxygen Concentration 3 4 Hours Long Battery Lasting( Click here to get extra batteries.) Replaceable Battery (Charger included in the package.) Only 4. 85Lb Lightweight Full Sets of Accessories Free Versatile Bag Oxygen Delivery & Filtration The NT 02 consistently delivers oxygen at a concentration of 933%, with adjustable flow settings from 1 5L min to suit your

NT-02 Highlights:
▪️ Dual mode: Pulse dose + Release Oxygen Every 1.5 Seconds 
▪️ 93% ± 3% Oxygen Concentration 
▪️ 3-4 Hours Long Battery Lasting( Click here to get extra batteries.)
▪️ Replaceable Battery (Charger included in the package.)
▪️ Only 4.85Lb Lightweight 
▪️ Full Sets of Accessories
▪️ Free Versatile Bag

Oxygen Delivery & Filtration
The NT-02 consistently delivers oxygen at a concentration of 93±3%, with adjustable flow settings from 1-5L/min to suit your personalized therapy needs. Its advanced filtration system ensures the oxygen is purified and free from impurities and allergens, providing a reliable, fresh, and optimal therapeutic experience.

Long-lasting Battery Life
Equipped with a 6400mAh/92Wh 8-cell battery, the NT-02 offers 3-4 hours of continuous operation. The removable battery design ensures simple maintenance, and additional batteries are available for purchase separately, allowing for extended use and uninterrupted therapy wherever you go. If you want longer battery life, you can purchase an additional 16-cell battery.
▪️  8 Cell Battery extends NT-02 using time up to 3.5 hours
▪️  16 Cell Battery extends NT-02 using time up to 6 hours

Dual Mode Oxygen Delivery
The NT-02 features two modes: Sensor Mode, which delivers oxygen in response to your inhalation, and Auto Mode, which automatically supplies oxygen every 1.5 seconds if no inhalation is detected. This seamless switch ensures a continuous, reliable oxygen supply, ideal for users with irregular or shallow breathing, while helping conserve battery life.

Compact & Portable Design
At just 4.85 lbs (2.2 kg), the NT-02 is the lightest 5L portable oxygen concentrator available. Its compact size, paired with a versatile carrying bag (handheld, cross-body, or over-the-shoulder), makes it perfect for travel and outdoor activities. The included car adapter ensures you have a consistent oxygen supply during vehicle travel.

Convenient Usage & Intelligent Alerts
The NT-02 includes an auto-shutdown timer, allowing you to set a duration of 1-240 minutes for uninterrupted therapy. It can also be used overnight while plugged in, providing continuous support while you sleep. The built-in alert system notifies you of low battery, no breath detection, low oxygen concentration, or high temperature, offering peace of mind and optimal control throughout your therapy.

The NT-02 Portable Oxygen Concentrator is a highly efficient and portable oxygen solution, offering advanced features such as dual-mode delivery, extended battery life, and intelligent alerts. Its compact and lightweight design makes it perfect for active users who need reliable oxygen therapy at home, outdoors, or on the go.
Choose the NT-02 for a flexible and efficient oxygen therapy experience that supports your respiratory health and active lifestyle, and enjoy the freedom to live life on your terms.



Comparison of NT-02/Inogen One G3/NT-01
(To access this table on a mobile device, please swipe left or right to view the comparison details.)

Model &Features
Model
NT-02
Inogen One G3
NT-01
Price
$ 999 
 $ 2495
 $ 549
Oxygen 
concentration
 93%±3
 90% - 3% /+ 6%
 93%±3%
Adjustable 
flow
 1-5L
 1-5L
  1-5L
Operation 
mode 
Pulse flow
+ Release oxygen
every 1.5 seconds 
 Pulse flow
 Pulse flow
Low noise
 ≤58db
 ≤42db
 ≤58db
Weight
4.85 Pounds
 4.9 Pounds
 7.05 Pounds
Intelligent 
control 
&display
Timing 
function
 
 
√ 
Charging 
time 
4-8 H 
4-5 H 
4-8 H  
Battery life
 3.5 H
 4.7 H
2H 
Replaceable 
battery
 
 √
Replaceable 
battery 
price
$139 
$407 
External 
battery 
charger
 Not Needed
 Needed (Buy separately)
Accessories 
  
  
 


 



Three power supply methods:
▪️  AC Power Supply- Home/Hotel/ Office/ Indoor Use
▪️  DC Power Supply-Use in the Car
▪️  Extra Battery- Outdoor Use

Specifications:
Product name: Oxygen Concentrator
Model: NT-02
Oxygen flow rate: 1~5 L/min Adjustable
Oxygen Supply Mode: Pulse &1.5 seconds steady oxygen supply
Oxygen concentration: 93±3% in all settings
Noise level: ≤58dB(A)
8 Cell Battery capacity: 92Wh/6400mAh
8 Cell Battery Last: up to 3.5 hours
Power: 68W
Electrical classification: Class II
Power supply: DC 12~16.8V; AC100~240V; 50/60Hz
Dimensions: 18.2*9.1*25.7cm/7.2*3.6*10.1in
Net weight: 2.2kg / 4.85lb

Measuring changes in your blood oxygen saturation (click here to purchase an oximeter)


Package Includes:(Click Here to Get NT-02 Accessories)

Portable Oxygen Concentrator NT-02*1
Versatile Bag*1
Rechargeable Standard 8-cell Battery*1
Car Power Cord*1
AC Adapter*1
Filter Pad*2
Disposable Oxygen Inhaler*2
User Manual*1

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 72498527974

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4.1 ★★★★★
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R. G.
Boise, US
★★★★★ 4
Decent vacuum/mop for the price
Color: Black, Size: D20Plus, Color: Black, Size: D20Plus
We have had this vacuum for a couple of months now and can now give it an honest review. The good: cleans well, good suction power, durable, manages changes in floor height fairly well, attractive (for a robot vacuum), programmable, great mapping The bad: noisy, muffled voices, cumbersome to program initially, app is not the most user-friendly, does not like rugs with a higher nap. Some tips: 1) If you have pets, be cautious of the cleaning solution. Make sure it's pet safe. 2) For pets and children- Remember to pick up any toys before the cleaning cycle begins. The vacuum will try to eat smaller, flat or string toys, and you will end up with a wrapped brush notification. 3) When mapping for the first time, remember to close doors to any rooms or exterior areas you do not want vacuumed or mopped.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 2, 2026
U
Verified Purchase
Ucant wait 2buy
Belleville, US
★★★★★ 5
Excellent for vacuuming with a great app
Color: White, Size: D20Plus
This thing is just awesome. I gave her name and some googly eyes, and now she is my official cleaning lady. Does a great job with dog hair which was the main reason for the purpose. I was vacuuming all the time. I have hard floors and 3 dogs one of which is a golden retriever that sheds like crazy. The D20 does really great getting up the pet hair along with other stuff in the floor. I have a couple area rugs as well as thick mats in front of the front and back doors, and she does great on both. I definitely make sure to get up any cables or little things like door stops as she will get caught up from time to time. The app works great and does a good job of sending alerts when there is an issue. It lets you know if it’s hung up on something, stick on an edge and if the cleaners are tangled up underneath along with other things. It’s really easy to flip over and take off the brushes to clean them out and untangle them, and easy to put it all back together. You can also schedule her to clean any time of day / night and customize how it cleans certain areas. I prefer to let her run late at night while me and the dogs are sleeping, and she gets the house done in about 90 minutes and covers a lot of ground. She’s also surprisingly quiet for as much as she is picking up. If I’m already awake, I can hear her start to roll around upstairs. But I’ve never been woken up by her, nor have my dogs. I have never used the mop feature as I bought it only for the vacuuming. From what I’ve read it seems there are better options for mopping. But as far as vacuuming goes I am super happy with her! I was vacuuming 3-4 times a week and would usually mop every other week, if ai could get away with it. Now I vacuum and mop once every two weeks, and Dreame does a wonderful job keeping the place clean in between my bi-weekly cleanings. The D20 was a great purchase and a major time and energy saver for me!
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Reviewed in the United States on January 9, 2026
S
Verified Purchase
SF
Alexandria, US
★★★★★ 1
Useless
Color: White, Size: D20Plus
Well so far unable to actually use it to see how it works. I have to split my wifi every time I want to use it. It won't charge even when it's on the dock. When I push "charge" on the app it comes off the dock instead of recognizing that it's already on it and proceeds to roam around the house looking for the docking station that it just left. If it can't even find the docking station while sitting on it how can it properly clean the house? I just bought this after returning a defective AirZeen model. Looks like Shark may be the only way to go. Starting yet another return. These are useless
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Reviewed in the United States on March 27, 2026
J
Verified Purchase
Jerry
Birmingham, US
★★★★★ 5
Great Cleaning Power and Super Convenient
Color: White, Size: D20Plus, Color: White, Size: D20Plus
The DREAME D20 Plus Robot Vacuum and Mop works really well in my apartment. The suction is very strong and easily picks up dust and pet hair from both carpets and hard floors. I also like the self-emptying feature with the large dust bag, which saves me a lot of time. The mapping is accurate, and the battery lasts long enough to clean the whole place. Overall, it’s a great robot vacuum for the price.
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Reviewed in the United States on March 12, 2026
C
Verified Purchase
Chistina
Draper, US
★★★★★ 5
I am very satisfied with the overall experience!
Color: Black, Size: D20Plus, Color: Black, Size: D20Plus
The suction power is really strong. Daily dust, hair and debris can be easily cleaned up, and the ground is obviously much cleaner. Although there are no pets at home, it is enough for daily cleaning. What I like most is its self-dust collection function. The 5L large dust bag has a large capacity and can be used for a long time without dumping garbage. It is really worry-free. It is very friendly to people who do not want to take care of the machine frequently. The drawing is very fast and accurate, and the cleaning route is orderly and will not collide randomly. The APP is easy to operate, and the appointment and remote control are very convenient. Generally speaking, it is very cost-effective, time-saving and effort-saving, and worth buying.
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Reviewed in the United States on March 30, 2026

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