5L Portable Oxygen Concentrator with 4 Hours Battery

Sale price$1,680.00 Regular price$2,780.00
Save $1,100.00


  • 50% Larger Oxygen Flow than small POCs
  • Big Touch Screen Friendly for the Elderly
  • Mobile Phone Remote Control Friendly for Outside Use
  • With One Battery (up to 4 hours)
  • 1 Hour Fast Charging by Car and Home Power
Warranty: 5 Years (New machine replacement if failures within 365 days)

SG02L - Your Ideal Portable Oxygen Concentrator

Introducing the newest larger flow portable oxygen concentrator from Lovego: the SG02L is a sturdy and durable concentrator that provides a 50% larger oxygen supply than other small POCs in a lightweight design weighingunder 5 pounds.

It adopts a larger pulse dose of 333 ml for each setting with oxygen concentration levels from 90% to 96%, larger than the traditional small pulse dose of 210 ml for each setting.

Even on just setting 4 of the Lovego SG02L machine, you can receive more oxygen than the top flow setting of other POCs. With a 50% larger oxygen supplement, it can better meet higher demands of daily activities both at home and outside.

For the first time, Lovego solves insufficient oxygen therapy by other small POCs, fully guaranteeing oxygen demands in daily activities and outside exercises.

It is also armed with a unique touch screen of 4.3 inches with a large font friendly for elderly people with poor eyesight, and a free mobile app that allows you to operate the machine easily by just touching a phone.

The Lovego SG02L weighs less than 6 pounds with the standard battery and measures 7.32 inches wide x 3.54 inches deep x 8.07 inches high.Its aerospace material magnesium alloy structure makes it the strongest and most durable portable concentrator on the market with a 5-year warranty.

Lovego SG02L is an ideal portable oxygen concentrator, which brings you the highest grade safety in oxygen therapy and the most convenient user experience, redefining unlimited possibilities to freedom.          

The rechargeable Lithium-ion batteries were built in the backside with anti-drop design. It has undergone over 100 drop tests and still works properly. Even if it accidentally falls off the table, you don’t have to worry about it. One standard battery can last up to 4 hours and two batteries can last up to 8 hours. Plus, with an innovative 1-hour fast charging feature, your device will always be ready to use, even if you choose to take off on a trip without planning. And if you're taking a car ride, you can easily charge your device right in your car. There is no need to stress about those annoying low-battery alerts anymore. It's the best fix for your sudden trips. (If you pursue a longer battery time, just buy extra batteries. It's compact and lightweight to carry)

Model: SG02L
Oxygen Concentration: 90% + 5% / - 3% at all settings (Medical Grade)
Breath RatePulse Flow Settings
1526 ml44 ml66 ml89 ml112 ml
2020 ml33 ml50 ml67 ml84 ml
3013 ml22 ml33 ml44 ml56 ml
4010 ml16 ml25 ml33 ml42 ml
mL/breath ± 15% per ISO 80601-2-67
Total Volume per Min (ml/min)400660100013401680

To facilitate customers to monitor their blood oxygen saturation anywhere and anytime and know the status of their oxygen therapy, Lovego has integrated an oximeter into the machine. You can monitor SPO2 anytime and anywhere.

Battery Time / Battery Duration
Flow SettingsTotal volume per minute (ml/min)Standard BatteryExtra Battery
1400 ml4 hours8 hours
2660 ml3 hours6 hours
31000 ml2 hours4 hours
41340 ml1.5 hours3 hours
51680 ml1.2 hours2.4 hours
Standard Battery Charging Time:
● Takes 1 hour to fully charge when the machine is off.
● When the machine is in use, it can take between 1 and 6 hours to fully charge, depending on the flow settings.

Smartphone App Control — Specifically Designed for Outdoor Enjoyment
A mobile app enables wireless control of all settings directly from your smartphone without needing to manipulate the device itself.

Specifically, the app allows you to:

  • Adjust flow rate based on activity level or symptoms
  • Monitor your respiratory condition and oxygen supply levels in real-time
  • View the remaining battery level to better plan usage and recharging

No matter where you are - whether seated in a wheelchair, resting in bed, or anywhere else - you can easily adjust settings and monitor your status with just a tap on your phone. This offers much more flexibility and accessibility than having to manually operate the device.
Overall, wireless smartphone control provides greater freedom, convenience, and confidence when using your portable concentrator outdoors and on the go.

Invisible Sunglasses Nasal Cannula (Optional)

Specialized sunglasses with built-in nasal tubing allow you to receive oxygen without any visible tubes on your face.

Package Contents

Oxygen concentrator unit

Packaging box


Standard adapters

Car power adapters


Oxygen tube

Comprehensive user manual


Check out our FAQs and feel free to contact us if you need more help.

Our customer support is available Monday to Friday: 8am-8:30pm.Average answer time: 24h