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People with respiratory problems like asthma, COPD, Bronchitis, and others need healthy and fresh air to breathe. While moisture develops harmful mold and dust mites, a dehumidifier eliminates it and keeps the air healthy.

However, getting a good dehumidifier is crucial, especially when it comes to serving an ill person. Battery operated dehumidifiers are even better as you can move it around, and you never have to go out of fresh air.

Getting the best battery operated dehumidifier can be a tough job as there are tons of considerations to make. Our expert team has researched multiple dehumidifiers from the options and reviewed some of the most promising ones.

Stick to the article, you’ll get the best dehumidifier from here to keep your room free from pathogens and contaminants.

Table of Content:

This table of contents will help you navigate through the whole article and jump to a specific section of your choice. Check it out:

Comparison Chart:

Need a quick overview of the dehumidifiers we’ve selected? Here is a comparison chart to help you match your desired specifications and select the right dehumidifier.





Best Battery Operated Dehumidifier of 2021 [Top 6 Choices] 1

Lonove Dehumidifiers - Upgraded 5000 Cubic Feet

Best Battery Operated Dehumidifier of 2021 [Top 6 Choices] 2

Ivation Ivadm35 Powerful Mid-Size Thermo-Electric Dehumidifier

Best Battery Operated Dehumidifier of 2021 [Top 6 Choices] 3

Pro Breeze Electric Mini Dehumidifier

Best Battery Operated Dehumidifier of 2021 [Top 6 Choices] 4

Seavon Electric Upgrade Dehumidifiers

Best Battery Operated Dehumidifier of 2021 [Top 6 Choices] 5

Hysure Quiet and Portable Dehumidifier

Best Battery Operated Dehumidifier of 2021 [Top 6 Choices] 6

New and Improved Eva-Dry E-500 Renewable Mini Dehumidifier

6 Best Battery Operated Dehumidifier Reviews 2021

As there are a few crucial considerations for getting the best battery operated dehumidifier, our experts will help you out. Here are the 6 best dehumidifiers you can run on battery power which work great at keeping the air healthy:


1. Lonove Dehumidifiers – Upgraded 5000 Cubic Feet (450 Sq Ft)

Lonove Dehumidifiers – Upgraded 5000 Cubic Feet (450 Sq Ft)

This easy home mini dehumidifier from Lonove has a coverage of over 450 sq ft and absorbs over 750ml of moisture every day. You can use it for bedrooms, basements, garage, or wherever the RH level is over 80% at 86° F. Its 2000ml water tank will make sure you’re getting the best dehumidification.

Once the large water tank is full, the control panel will notify you for drainage; it uses 3 LED lights to notify you. Alongside that, it comes with an automated system with auto shut-off to do the drainage by itself. It’s a semiconductor dehumidifier that works almost silently at only 35-45 dB noise.

You’ll also get a night mode that makes it ultra-quiet; the digital control panel will help you set everything. Besides, the auto mode will remove moisture and keep the humidity at 40-80% to produce healthy air by following the humidity preset. The operation temperature of this dehumidifier is 15° to 40° with up to 50% RH level.

  • Huge coverage of 450 sq ft.
  • 750ml of moisture absorption /day.
  • Big 2000 ML water tank with auto drainage.
  • 50% RH level assurance with preset modes.
  • 35-45 dB ultra-quiet with night mode.
  • No remote control

2. Ivation Ivadm35 Powerful Mid-Size Thermo-Electric Dehumidifier

Ivation Ivadm35 Powerful Mid-Size Thermo-Electric Dehumidifier

This dehumidifier from Ivation runs with thermo-electric technology that absorbs over 591 Ml of moisture a day. Despite its compact footprint, you can cover over 2200 cubic feet with this dehumidifier with no moving parts inside. Since it has no moving parts, it operates at a whisper-quiet noise level for a sound sleep.

As far as operation goes, you can use it in basements, attic, bedrooms, or wherever needed with 80% RH at 86° F. The water reservoir is detachable and has an auto shut-off feature to warn you to empty the water tank. You can set it on auto mode and it’ll not only lessen the humidity level, but also eliminate odors and mites.

Controlling the IVADM35 is super easy with its easy to understand control panel consisting of only a slide button. All you have to do is turn it on and set it in the right place and it will turn over 2 liters of moisture with each drainage. As it does everything with an automated process, you don’t have to go tweak settings every time.

  • Auto shut-off when the tank is full
  • The tank takes over 2011 ML of moisture
  • Covers over 450 sq ft of place
  • Works at whisper-quiet noise
  • Daily absorption is 591 ML
  • No remote control
  • No preset modes

3. Pro Breeze Electric Mini Dehumidifier, 1200 Cubic Feet (150 Sq Ft)

Pro Breeze Electric Mini Dehumidifier, 1200 Cubic Feet (150 Sq Ft)

This battery operated mini dehumidifier from Pro Breeze is a perfect choice if you have a mid-size room to dehumidify. It covers 150 sq ft of a room with the capability of absorbing over 266 ML of moisture a day. Besides, the large reservoir tank can hold over half a liter of absorbed moisture where you also get overflow alert.

With its smart indicator, it’ll automatically shut off when the tank is full and it’s time to empty the tank. As it doesn’t have any moving parts inside, the dehumidifier works whisper quiet which makes it a perfect fit for night use. Likewise, it draws only 0.55kW of power to run continuously for 24 hours.

It’s suitable for bedroom, attic, closet, basement, or any other rooms that have a minimum temperature of 40° F. The ideal working temperature for this dehumidifier is about between 59° and 86° F. On top of that, you’ll get a thermo-electric cooling design to make the dehumidification process even more efficient.

  • Small structure, but covers over 150 sq. ft.
  • Removes 266 ML of moisture a day.
  • It has a large water tank of 532 ML.
  • Operates with little power and noise.
  • It works at a low temperature of 4° C.
  • No dehumidification preset modes

4. Seavon Electric Upgrade Dehumidifiers for Home, 2200 Cubic Feet (205 Sq Ft)

Seavon Electric Upgrade Dehumidifiers for Home, 2200 Cubic Feet (205 Sq Ft)

The Seavon dehumidifier can cover up to 205 sq. feet, perfect for bedrooms, basement, or anywhere you need fresh air. You’ll get a water tank capable of containing over 500 ML of absorbed moisture alongside an automated shut-off. This feature will shut the machine when the water level in the tank reaches the highest level.

Furthermore, the system will notify you to empty the reservoir with LED notifier. For the daily limit, it can hold up to 250 ML of absorbed moisture in the tank which is perfect for a regular room. Although it’s a high performance machine, you’ll find it supre quiet at only 30 dB as it doesn’t have any moving parts inside.

If you’re after a portable dehumidifier battery operated and low power consumption, this one is a perfect choice. You can use it for 24 hours straight with an electricity consumption of only 0.96 kW which is efficient. Besides, It works perfectly with a temperature above 41° F where the regular working temp is 59-86°.

  • Perfect for small to medium sized rooms
  • It has auto shut-off with drainage notifier
  • Runs super quiet with only 30 dB of noise
  • Holds up to250 ML of water daily and 500 ML in total
  • Works perfectly when the temperature is above 5° C
  • The water reservoir could be larger
  • There is no RH level controller

5. Hysure Quiet and Portable Dehumidifier Electric, Deshumidificador

Hysure Quiet and Portable Dehumidifier Electric, Deshumidificador

The Hysure humidifier is yet another compact machine that doesn’t fall short at optimal dehumidification. Its large water chamber that can hold up to 600 ML of absorbed moisture before you empty it. Besides, the automated shut-off mechanism will shut the machine off and notify when the tank becomes full.

You’ll also get a good 300 ML of water removal a day which means it’s highly efficient. Further, this machine uses the peltier moisture removal which has efficient results with less than 33 dB of noise. On top of that, it works with a single push button to operate the machine with an ambient LED notifier.

It’s a perfect choice if you need dehumidification for a room sized between 10-20 square meters. No matter how humid an environment you’re dealing with, this dehumidifier will help you out efficiently. You’ll get a perfect result with an 80% RH level and a regular temperature of 86° F.

  • No compressor peltier moisture removal technology.
  • Ultra low noise level of less than 33 dB
  • Automated shut off feature for overflow
  • 300 ML of water tank with a 600 ML of total
  • Room coverage: 10-20 sq. meter with 80% RH level
  • There are no manual adjustable buttons

6. New and Improved Eva-Dry E-500 Renewable Mini Dehumidifier

New and Improved Eva-Dry E-500 Renewable Mini DehumidifierThe Eva-dry dehumidifier comes with the latest humidity management technology to avoid spills ever again. It works with silica moisture absorbing beads that have a physical appearance while working. Further, the silica bead will indicate when you should charge the dehumidifier by turning green from red.

As far dehumidification goes, this machine will absorb about 180-235 ML of moisture from the air without any spillage. No more cords or refills and use it up to 4 weeks from a renewable and rechargeable battery power. its EVA mini dehumidification technology with crystalized gels are non toxic and they dry pretty fast.

Since it has no moving parts inside and works passively, it won’t make noise at all, means it has 0 dB of sound. Further, you can use it anywhere you want and deal with humidity within 500 cubic feet area. Operating this dehumidifier is straight, you charge it, put it or hang it anywhere, and it’ll work for 30-60 days straight.

  • No water spillage or overflow
  • Works with EVA crystalline silica gels
  • Covers 500 CF with 235 ml of absorption.
  • There’s no noise at all
  • Long lasting battery with 30-60 dyas backup.
  • Only perfect for small rooms
  • No manual control

Where to Use the Battery Operated Dehumidifiers in the House?

Let’s put, battery operated dehumidifiers aren’t as big as industry-grade big ones that work for even warehouses. You can use these dehumidifiers in a single room, basement, bathrooms, closet, and other small coverage areas just fine.

Keeping that in mine, you must know where to put it for the maximum output against humidity in your house. First things first, if you have respiratory issues, you must put the machine where you spend most of your time. If you’re putting it in the bedroom, try to keep it near the wall that emits most of the humidity.

While putting it in the bathroom, you should consider hanging it on the hanger to absorb humidity. Further for closets, identify a humid but open area and put it there. However, don’t choose a water-based dehumidifier in that case. Instead, go for the silica gel-based one for a closet or inside sensitive places like a piano.

Benefits of Use a Battery Operated Dehumidifier

Using a battery operated dehumidifier has a ton of extra benefits compared to using a corded electric one. Here are the benefits of having a battery operated dehumidifier and using it for controlling humidity:

  • No more wires: Using a battery operated dehumidifier means you can finally get rid of the wires running across your room.
  • Avoiding dangers: With a battery operated dehumidifier, you can now use it inside your bathroom and humid area where electricity can be hazardous.
  • Using in sensitive areas: You can use a battery operated dehumidifier in a closed and sensitive area like a clothing closet, piano. These places are prone to eclectic lines as you may put your hands accidentally.
  • Perfect for RVs: If you have an RV and need an efficient solution for humidity, you should consider a battery operated dehumidifier instead of a corded one.
  • Quick relief: If you have respiratory issues and need to breathe in fresh air, you must keep a dehumidifier with you. With a battery operated dehumidifier, you can go anywhere without worrying about humidity as you have your aid with you.

Frequently Asked Questions

Have a look at some of the questions that battery operated dehumidifier users and customers have asked around. Have a look, you might find them useful for your own curiosity and get the right answer!

How Long Does a Battery Operated Dehumidifier Last?

Considering the recharge period, you may get 2 weeks to 6 months of battery backup from a battery operated dehumidifier. For replacing the battery, you’ll get about 10 years of life span before you have to change the battery.

Can Dehumidifiers Run Continuously?

Yes, if the humidity level of your room stays above 50%, you can run the machine continuously. However, if the level drops below 50%, you should turn the machine off before starting again.

What Is the Best Time of Day to Run a Dehumidifier?

As an usual perspective, the best time for running a dehumidifier is 7 AM and 10 PM. However, if your room has humidity at other times, you can run it any time just fine if you need to.

Is it Ok to Leave a Dehumidifier on Overnight?

The rule of thumb here is, they’re no harm if you leave a dehumidifier turned on overnight. However, if your room has a humidity level of less than 50%, don’t leave it on overnight.

Final Remarks

Using a dehumidifier is a great solution for people with allergic issues or respiratory issues since humidity develops mold spores. A battery operated dehumidifier is the best solution if you need efficient dehumidification anywhere you go. I hope that the article helped you find the best battery operated dehumidifier that gave you a portable solution for humidity.

However, if you’re still confused about which one would be the best overall, I’d suggest you go for the Lonove Dehumidifier. It can cover up to 450 sq. feet (5000 CF) for a superior dehumidification along with an auto humidity sensor. Furthermore, its water tank can carry over 2000ml of absorbed water and has auto shut-off when it becomes full.