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Description
Portable Oxygen Concentratro NT-02+ Home Oxygen Concentrator 105WShipping InformationUS STOCK: Ships From CaliforniaUPS or FedEx Fast Shipping3 5 Business Days For US Address5 7 Business Days For Canada AddressWe Do Not Deliver To PO Box Addresses NT 02 batteries have arrived. Click here to get extra batteries. Click to Watch the NT 02 VIDEO RESOURCE Comparison of NT 02 Inogen One G3 NT 01(Mobile users, please swipe the chart below left and right to view the comparison details) Model &Features Model NT 02 Inogen
Shipping Information：US STOCK: Ships From California
UPS or FedEx Fast Shipping
3-5 Business Days For US Address
5-7 Business Days For Canada Address
We Do Not Deliver To PO Box Addresses
NT-02 batteries have arrived. Click here to get extra batteries.
Click to Watch the NT-02 VIDEO RESOURCE
Comparison of NT-02/Inogen One G3/NT-01(Mobile users, please swipe the chart below left and right to view the comparison details)
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Model &Features
|
|
|
|
|
Model
|
NT-02
|
Inogen One G3
|
NT-01
|
|
Price
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$ 999
|
$ 2495
|
$ 549
|
|
Oxygen
concentration |
93%±3
|
90% - 3% /+ 6%
|
93%±3%
|
|
Adjustable
flow |
1-5L
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1-5L
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1-5L
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Operation
mode |
Pulse flow
+ Release oxygen every 3 seconds |
Pulse flow
|
Pulse flow
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|
Low noise
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≤58db
|
≤42db
|
≤58db
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Weight
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4.85 Pounds
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4.9 Pounds
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7.05 Pounds
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Intelligent
control &display |
√
|
√
|
√
|
|
Timing
function |
√
|
□
|
√
|
|
Charging
time |
4-8 H
|
4-5 H
|
4-8 H
|
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Battery life
|
3.5 H
|
4.7 H
|
2H
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Replaceable
battery |
√
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√
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□
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Replaceable
battery price |
$169
|
$407
|
□
|
|
External
battery charger |
Not Needed
|
Needed (Buy separately)
|
□
|
|
Accessories
|
√
|
√
|
√
|
NT-02 Highlights：
✨Dual mode: Pulse dose + Release Oxygen Every 3 Seconds
✨93% ± 3% Oxygen Concentration
✨3-4 Hours Long Battery Lasting( Click here to get extra batteries.)
✨Replaceable Battery (Don't need battery charger)
✨Only 4.85Lb Lightweight
✨Full Sets of Accessories
✨Free Versatile Bag
Three Different Charging Options
✨AC Power Supply- Home/Hotel/ Office/ Indoor Use
✨DC Power Supply-Use in the Car
✨Extra Battery- Outdoor Use
1. Portable Design for Outdoor Use
This oxygen concentrator is lightweight at 2.2kg. It comes with a versatile bag that can be handheld, carried cross-body, or over one or both shoulders, adding more convenience to provide a reliable source of oxygen on the go. Great for the outdoors, plateau use, car use, and more.
2. Large Removable Battery
The portable oxygen concentrator is powered by a 6400mAh/92Wh long-lasting battery that can run for 3-4 hrs. Effortless removal in just 3 steps: 1) lay the product flat 2) pull the trigger, and 3) slide the battery toward the arrow. ( Click here to get extra batteries.)
Two Steps To Remove The Battery.
3. Dual Oxygen Delivery Modes
This device has 2 oxygen delivery modes: Pulse Mode delivers oxygen by sensing the user's breathing rhythm, while Continuous Flow supplies oxygen at a fixed frequency. The 2 modes switch automatically according to users’ breathing patterns, which is suitable for a broad range of people.
The dual-mode oxygen concentrator NT-02 is an innovative and effective way to provide oxygen therapy to patients. Compared with the only continuous flow oxygen concentrators, the dual-mode NT-02 ✅saves more battery power, which means users can use it longer without draining their batteries. The dual-mode oxygen concentrator can also produce oxygen for three seconds ✅without detecting the user's breathing, compared with only a pulse flow oxygen concentrator, it is easier to obtain oxygen for users with shortness of breath or shallow breathing.
4. Stable Oxygen Concentration
This oxygen machine outputs oxygen at a high and constant concentration of 93±3%. The flow rate is easily adjustable between 1-5L/min, allowing you to regulate the amount of oxygen you receive based on your needs.
5. Clean Oxygen Supplement
Our home oxygen concentrator features a high-quality CECA molecular sieve and undergoes a rigorous self-filtration process to purify oxygen before being finally delivered to users, ensuring every breath you take is pure and clean. 2 filter pads are included for easy replacement.
6. Restful Oxygen Therapy
An auto shutdown timer on the oxygen concentrator machine allows you to set a time interval between 1-240min. Moreover, it can be conveniently used overnight while plugged in, which is ideal for anyone requiring oxygen therapy during sleep.
7. Intelligent Alert System
Our oxygen generator has an advanced built-in alert system, providing real-time alerts for low battery, no breath being detected, low oxygen concentration, or high temp. This offers peace of mind to stay in control of your oxygen therapy process.
Description：
Sleep Better, Travel Easier
Our portable oxygen generator is designed for convenience and mobility.
* It’s lightweight and comes with a versatile bag for easy carrying.
* The large, removable battery supports 3-4 hours of continuous use.
* CECA molecular sieve and self-filtration process ensure clean, pure oxygen.
* The device maintains a stable oxygen concentration of 93±3%, while the flow is 1-5L/min adjustable.
* Dual oxygen delivery modes switch automatically to suit the needs of different people
* Built-in alert system provides peace of mind.
* The auto shutdown timer and overnight use function enable restful oxygen therapy. An excellent choice for anyone looking for a reliable and convenient way to receive oxygen therapy.
Specifications：
Product name: Oxygen Concentrator
Model: NT-02
Power supply: DC 12～16.8V; AC100～240V; 50/60Hz
Power: 68W
Battery capacity: 92Wh/6400mAh
Oxygen flow rate: 1-5L/min adjustable
Oxygen concentration: 93±3%
Noise level: ≤58dB(A)
Electrical classification: Class II
Dimensions: 18.2*9.1*25.7cm/7.2*3.6*10.1in
Net weight: 2.2kg/4.85lb
Package Includes：(Click Here to Get NT-02 Accessories)
Oxygen Concentrator*1
Versatile Bag*1
On-board Power Cord*1
User Manual*1
Filter Pad*2
AC Adapter*1
AC Power Cord*1
Disposable Oxygen Inhaler*2
Descriptions of Home Oxygen Concentrator 105W
1. More design highlights, more intimate use.
2. Reduce noise from 48db to 42db, repeat optimization over every detail, and comprehensively care for your and your family’s sleep.
3. Increase the flow rate to 7L per minute.
4. Provide two-in-one oxygen inhalation atomization functions.
5. Added voice broadcast function features.
Comparison of Home Oxygen Concentrators
2. Reduce noise from 48db to 42db, repeat optimization over every detail, and comprehensively care for your and your family’s sleep.
3. Increase the flow rate to 7L per minute.
4. Provide two-in-one oxygen inhalation atomization functions.
5. Added voice broadcast function features.
Comparison of Home Oxygen Concentrators
Specifications
Size: 305x180x300mm
Weight: 5.5kg
Power supply: AC110V 60Hz/AC220V 50Hz
Output power: 150VA
Oxygen concentration: 35%-90%
Oxygen flow: 1~7L/min continuous flow (Adjustable)
Working sound: ≤42dB(A)
Working time: 24h/7d
Electrical classification: Ⅱ
Operating mode: continuous
Weight: 5.5kg
Power supply: AC110V 60Hz/AC220V 50Hz
Output power: 150VA
Oxygen concentration: 35%-90%
Oxygen flow: 1~7L/min continuous flow (Adjustable)
Working sound: ≤42dB(A)
Working time: 24h/7d
Electrical classification: Ⅱ
Operating mode: continuous
Product Feature
1. The home oxygen concentrator designs a minimalist appearance with a small size, satisfying users’ needs in different types of living spaces, such as bedrooms and living rooms.
2. The Oxygen Concentrator provides a molecular sieve, which is a high-efficiency lithium sieve technique used for strong adsorption, high oxygen yield, and strong stability.
3. The high-efficiency oil-free compressor continues to provide you with surging power, and the strong wind pressure significantly improves the heat dissipation performance of the machine, effectively prolonging the service life of the oxygen generator.
4. The new Oxygen machine equipped the intelligent control with a large IMD color panel. For example, flow regulation, voice broadcast, timer operation, and infrared remote controls are easy to operate over the intelligent control.
5. The Concentrator has a fault detection function-electric overload protection. When the oxygen generator's working temperature is too high, the system will automatically shut down.
2. The Oxygen Concentrator provides a molecular sieve, which is a high-efficiency lithium sieve technique used for strong adsorption, high oxygen yield, and strong stability.
3. The high-efficiency oil-free compressor continues to provide you with surging power, and the strong wind pressure significantly improves the heat dissipation performance of the machine, effectively prolonging the service life of the oxygen generator.
4. The new Oxygen machine equipped the intelligent control with a large IMD color panel. For example, flow regulation, voice broadcast, timer operation, and infrared remote controls are easy to operate over the intelligent control.
5. The Concentrator has a fault detection function-electric overload protection. When the oxygen generator's working temperature is too high, the system will automatically shut down.
Package Includes
Oxygen concentrator*1
Power cord*1
Nebulizer*1
Nasal oxygen tube*1
Filter Screen*2
Filter*2
Filter cotton*2
Fuse*2
Remote control*1
Instruction manual*1(check the online manual here)
Power cord*1
Nebulizer*1
Nasal oxygen tube*1
Filter Screen*2
Filter*2
Filter cotton*2
Fuse*2
Remote control*1
Instruction manual*1(check the online manual here)
Extra Accessories
All of the accessories required will come with our oxygen concentrator. If you need extra accessories, click here to get more.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.0 ★★★★★
Based on 13 reviews
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Product Reviews
★★★★★ 5
Good purchase
Size: 9.5, Color: Black
Value and quality was good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
★★★★★ 5
The "Lazy Professional" Look: Is Hands-Free Luxury Actually Real?
Size: 9.5, Color: Black Napa Leather
Living down here in Florida, my footwear needs are pretty specific. It’s hot, it’s humid, and I spent half my life rushing from the car into work or a meeting. I’ve reached that age where I value efficiency just as much as style—maybe more. I’ve been eyeing the Marc Joseph New York Hands-Free Slip-on Penny Loafers for a while, and after putting them through the wringer, here is the honest truth from someone who just wants to look sharp without the hassle.
The "Just Step-In" Reality
Look, the big selling point here is the "Hands-Free" tech. We’ve all seen the commercials for those athletic slip-ins, but finding that in a legitimate leather penny loafer is a different game. Does it work? Yes, surprisingly well. The heel counter is firm enough that it doesn’t collapse when you slide your foot in, but it doesn’t feel like a piece of plastic digging into your Achilles once you’re in. For those of us who are tired of bending over or hunting for a shoehorn every morning, this is a genuine quality-of-life upgrade.
The Florida Factor: Comfort and Style
The leather is actual calfskin (on most models), which is a must for the Florida heat. Synthetic shoes turn into a sauna within ten minutes, but these breathe reasonably well. The aesthetic is classic—it’s a "professor" shoe through and through. You can wear them with chinos and a blazer for work or throw them on with some nice jeans for a weekend lunch.
Inside, they’ve got a gel heel insert and a padded footbed. It’s not quite "walking on a cloud"—let’s not over-hype it—but it’s a massive step up from the hard, flat soles of traditional dress loafers. I’ve spent four hours on my feet lecturing, and my arches didn’t hate me by the end of the day.
The Sizing Gamble
Here’s where you need to be careful. The consensus from other guys (and my own experience) is that the sizing is a bit of a coin toss. They tend to run a little large and sometimes wide. If you have narrow feet, you might find the sides "gaping" or flaring out when you walk, which kills the sleek look. I’d recommend ordering a half-size down if you’re usually between sizes.
The Breakdown
The Pros:
True Hands-Free: You can actually put these on while holding a coffee and a briefcase. No hands needed.
Legit Materials: The calf leather feels premium and smells like the real deal.
Versatility: Perfectly bridges the gap between a "car shoe" and a formal loafer.
Comfort: The gel insert makes a noticeable difference for long-duration wear.
The Cons:
Sizing Inconsistency: They can run wide, leading to some "heel slip" if you don't get the perfect fit.
Break-in Period: The heel is stiff by design (to allow for the slip-on feature), so expect a day or two of minor stiffness.
Price Point: They aren't cheap, though often on sale.
Value for Money
Are they worth it? If you’re comparing them to high-end Italian brands that cost $500, these are an absolute steal. They look 90% as good for a fraction of the price. However, if you're used to $60 mall shoes, the jump to $150+ might feel steep until you realize you’re paying for the convenience of never having to touch your shoes to put them on. For a daily driver in a professional setting, the value is definitely there.
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Reviewed in the United States on April 10, 2026
★★★★★ 5
Step In Look Good
Size: 11.5, Color: Cognac Napa Leather
I am wearing these shoes as I write this review, and they look and feel great. I have a bit of a disability with drop foot on the right leg and bilateral neuropathy and have been wearing step in shoes for about 10 years. But the first company that introduced leather dress and casual shoes stopped making them and now only makes sport and casual shoes. So I have been searching for some that meet my need for shoes like this and this company has given me three pairs, so far. Easy to get into, comfortable to wear, and good looking. And they take polish very well, too. (Remember how to do that?). We may buy another pair or two in different styles as well.
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Reviewed in the United States on April 26, 2026
★★★★★ 4
Runs tight. Skinny and smaller than other brands.
Size: 8.5, Color: Brown
Comfy and lots of support. Cushiony. Beware: the brown I ordered runs small. Tighter than other brands.
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Reviewed in the United States on April 23, 2026
★★★★★ 5
Right Decision
Size: 12 Wide, Color: Cognac Napa Leather
Very comfortable. Classic style.
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Reviewed in the United States on June 11, 2026