Best Battery-Powered Air Purifiers In 2021

Has it crossed your mind that there exists Battery-Powered Air Purifiers? Whether it is your office, car, or hotel room, there is no need to tolerate polluted air ever again! Best Battery Powered Air purifiers will help you get rid of those pollutants, allergens, and odors and give you good quality air.

Battery-Powered Air Purifiers Feature Image

However, not all of us can afford or accommodate an industrial-sized air purifier. These purifiers are bulky, take a lot of room, and require a power source: hence we want a compact, portable and battery-powered one.

Battery-powered air purifiers are not only small-sized; they are also quiet in operation, portable and wearable. Importantly, they provide a safe bubble wherever you are. Specifically so during this Covid 19 Pandemic where it is advisable to ventilate the space around you.

Battery-Powered Air Purifiers Feature Image

We have compiled a list of the 7-best battery-powered air purifiers in the market.

Factors to Consider When Buying A Battery-Operated Air Purifier

Here are a few features to look out for to ensure you make the most out of your battery-operated air purifier:

Battery Life

The purifier’s battery is an important feature. Before you make a purchase, get information about the battery and the battery life.

There are either disposable or rechargeable batteries. We recommend rechargeable batteries. With these, you simply plug in your unit to recharge, and you are good to go. They are also cost-effective, unlike the disposable batteries that you need to replace often.

In addition, go for a unit with long battery life. A unit with short battery life is likely to wear you out.

Coverage Area

Battery-powered air purifiers have a small cleaning coverage area. The standard purification radius is 3 feet. However, the tabletop-only units have broader coverage.

Installation Style

As mentioned, battery-operated air purifiers are for personal use. They are compact, portable, and wearable. If you prefer a neck unit, ensure the strap is comfortable. Also, a tabletop compatible purifier is a brilliant idea. You can place it on the desk as you work to avoid distractions.

Best Battery Powered Air Purifiers

1) Airtamer A302 Air Purifier

Airtamer A302 Air Purifier. Best Battery Powered Air Purifier
Airtamer A302 Air Purifier

The AirTamer is both compact and portable. Weighing only a fraction of a pound, you can comfortably hang it around your neck with its included strap. Alternatively, you can clip it to your top or place it on your desk at work.

No filter replacement hassle …

This portable air purifier does not have filters. It comes with a cutting-edge purification technology that uses negative ions to cleanse the air.

The ionic purification eliminates up to 87.5% more pollutants with its 9 times more cleaning power boost technology. It effectively gets rid of airborne contaminants within a 3 feet radius. It will eliminate bacteria, viruses, pet dander, dust, etc from your personal space.

Long-lasting battery…

You will love the convenience of the unit’s coin cell batteries. The two lithium batteries will provide you with seven days of continuous usage. In addition, it comes with a metal storage case. You can safely store your purifier when it’s not in use.


  • Compact and portable
  • Long battery life
  • Comes with a storage case
  • No filter replacement


  • Weekly battery change be inconvenient

2) Airdog Fitair Portable Air Purifier

Airdog Fitair Portable Air Purifier-Best Battery Powered Air Purifier

The Airdog FitAir is a lightweight and easy-to-use purifier designed to help you breathe clean air everywhere: At home, in the office, in the car, or when you are exercising.

Amazingly, you can split the purifier into two and strap it in one half on your arm, backpack, or car seat.

Six hours continuous use…

Its removable battery can last up to 6 hours of non-stop operation. I know. I know! Six hours sounds like a short time considering regular working hours is 8 hours. But there is a bright side: the unit supports USB charging. You can plug it into your computer and charge it up.

Destroy those pollutants

This product comes with an H11 HEPA filter that protects you from airborne pollutants such as pollen, mold spores, bacteria, and viruses. It efficiently eliminates up to 97.8% of the pollutants within a 25 sq feet space.

So smart…

In addition, this unit is designed with advanced technology for more convenience. You can connect it to your phone via the FitAir App. Through the app, you get all the information you need. You are notified about the air quality surrounding you in real-time, your battery life, and reminds you to change the filters.


Also, this portable air purifier can be used as an aroma diffuser. Add essential oils of your choice to the purifier, relax and enjoy fresher and therapeutic air around you.


  • Lightweight and portable
  • Allows USB charging
  • Wider coverage area
  • Advance technology
  • Can be used as an aroma diffuser


  • Short filter and battery life

3) Woolala Wearable Air Purifier

Wolala Wearable Air Purifier

This portable ionic air purifier comes with a strap. You can don it like a necklace or hang it in your car. Either way, you are assured of clean air within a 3.3 feet radius with the Woolala air purifier. Best cordless air purifier

Clean and fresh air…

This battery-operated air purifier purifies the air by emitting healthy negative ions into the air. The ions push the germs away from your breathing space. Apart from pollutants, these products have been proven to eliminate smoke and other odors.


Interestingly, this product is very quiet in operation despite its powerful fan. It has a noise rate of fewer than 25 decibels. You can work, read or rest without distractions.


This product has low battery power usage. Each unit comes with a USB cable for charging. Half an hour’s charge can give you 10 hours of continuous air purification.

Also, it’s easy to operate. Simply press the on/off button for two seconds. The silver center illuminates, indicating that it’s on.

This wearable is durable as it is made of stainless steel. It also comes in blue and black.


  • Easy to operate
  • Longer battery life
  • Rechargeable


  • Emits ozone

4) Wynd Essential Portable Air Purifier

Wynd Essential Portable Air Purifier. Best Battery Powered Air Purifier

You can easily confuse this compact battery-powered air purifier for a small torch. Weighing 0.88 pounds, the Wynd essential air purifier is fit for almost all environments: the office, your car, on a plane, bedroom, or baby nursery.

Contaminants have no chance…

This purifier comes with a medical-grade filter with a silver-infused mesh. The filter traps mold spores, pet dander, bacteria, viruses, and other pollutants up to 0.3microns. The silver mesh then kills the pollutants instantly. Fresh and clean air is a guarantee within a 3 feet radius.

Smart features …

You can sync this product with the Wynd app on your smartphone. Through the app, you can tell the air quality in your room and anywhere around the globe. You can also control multiple settings of the purifier.

In addition, the purifier has an auto mode that automatically adjusts the purification process fast or slow, depending on the air quality. It also calculates the filter’s lifetime depending on the usage and air quality.

Lasting battery life…

This product only requires a single lithium battery. The battery lasts for 8 hours on continuous operation. Working for more than 8 hrs? don’t worry. You can plug it in to recharge and continue using it. You don’t have to wait for it to charge fully.

This purifier also comes with a stand. You can adjust its position and airflow in any direction.


  • Smart features
  • Longer battery life
  • Lightweight and portable


  • Short filter life

5) Fuloxtech Air Purifier

Fuloxtech Air Purifier

Free your air from mold spores, bacteria, viruses, and other allergens with a Fuloxtech air purifier. Measuring 2.2 inches by 3.4 inches and 6 inches in size, this unit can fit anywhere. You can use it in the bathroom, closet, office, or any other small space. Best cordless air purifier

Long battery life…

This purifier requires a single lithium-ion battery to operate. A full charge can last you ten days of continuous use. The products come with a USB cable for charging.

No filters…

Unlike most air purifiers, this unit does not use filters to trap and kill pollutants. Instead, it emits ozone into the atmosphere to destroy the airborne pollutants. This makes the purifier easy to maintain as you don’t have to replace filters.

Two working modes…

The Fuloxtech air purifier has two operating modes: efficient and power-saving mode.

In efficient mode, the purifier works on 30 minutes intervals. This means it runs for 30 minutes then pauses for 30 minutes. This mode is indicated by a blue light on the surface of the purifier.

On the other hand, the power-saving mode is indicated by a green light. Also, in this mode, the purifier runs at 3 irregular intervals. It runs for 30minutes, pauses for 55minutes, then resumes for 5 minutes before starting the cycle again.

The purifier works on either of the modes until it is switched off.


  • Easy to maintain
  • Long battery life
  • Compact and portable


  • ozone can be harmful

6) Invisiclean Small Portable Air Purifier

Invisiclean Small Portable Air Purifier

Improve the air quality around you with an Invinsiclean wearable air purifier. This is lightweight and portable. It includes a strap and is thus wearable around the neck, on your belt, or in the car.

Negative ion generator…

This purifier does not have filters. Instead, it emits over 2.5 million negative ions in the air. The ions make the disease-causing germs and other pollutants bulky, making them drop. It thus forms a protective air bubble within a radius of 1-2 feet.

This purifier battery can provide up to 240 hours of improved air quality when fully charged. You can recharge the battery using the included USB cable. Also, it is safe to use the purifier while it’s charging.


This battery-powered ionizer is easily switched on by gently pressing a button. A green light will illuminate on the surface of the device to show that it is on. Also, the purifier is silent in operation as it has no fans. There are no distractions as you work or relax.


  • Silent in operation
  • Long-lasting battery
  • Easy to operate


  • Does not remove odors

7) SZC Small Portable Air Purifier

SZC Small Portable Air Purifier. Best Battery Powered Air Purifier

Keep the air around you clean by removing those pesky pollutants with the SCZ ozone generator air purifier. It is 5.6 by 3.5by 2.7 inches and weighs 13.6 ounces making it portable. You can use it in the car, plane, bedroom, and other small spaces of up to 107 Sq.ft.

No filters, no-hassle…

This battery-powered air purifier doesn’t use filters, thus no hassle to replace. Instead, the purifier emits ozone to clean the air. When released, ozone attaches itself to airborne pollutants like fungus, bacteria, and other germs and destroys the cell wall. This process kills the contaminants, and the ozone changes back to oxygen. This product also effectively reduces household odors.

Long battery life…

The SZC ozone generator has the most extended battery life compared to other air purifiers in this review. It can last for 60 days with a single charge. Impressive right? Also, the battery has a five-year service life. It saves the replacement cost.

Refrigerator purifier…

The best feature of this purifier is that it can be used in your refrigerator. How?

As earlier mentioned, ozone reverts back to oxygen after purification. Oxygen helps in hindering metabolism and thus keeping your food fresh for longer.

Easy to operate…

This unit is a one-button operation purifier. If you press the on/off button once the purifier enters the 25minutetes delay mode and then works for 5 minutes. A green light indicates this mode.

If you press the button for two seconds, the purifier enters a delay mode of 20 minutes and later a working time of 10minutes. This mode is indicated by blue light.


This battery-operated purifier is made of a glass top and an aluminum frame. It is not only durable but waterproof.


  • easy to operate
  • no filters
  • can be used in the refrigerator
  • long-lasting battery


  • ozone can be harmful

Bottom Line

With a battery-powered air purifier, you are assured of clean air anywhere. It can be a lifesaver, especially if you have asthma or other respiratory diseases. Any of the above units will be a great purchase.

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