Top 10 Best Battery Operated Fans in 2021

There are several different accessories that most people do not even think about that will make it much more comfortable to work in front of a computer. One such item is a portable fan. Laptops, in general, tend to get really hot and most people will find that their hands can get sweaty when typing directly without the use of an external keyboard. Gamers use small fans to prevent their hands from sweating even when using an external gaming keyboard. There are plenty more uses for small portable fans but regardless of the reason, one would have to buy them it is worth mentioning that they are very inexpensive.

What Type Of Fan To Get?

Portable fans can be of many types. Some of them are powered exclusively using a USB cable while others use a power adapter. The most convenient ones are the models that use rechargeable batteries. Battery operated fans have a bit of extra mobility mainly because they do not need to be connected with a cable to the power source. Also, some models can work with power adapters as well. These type of fans that work with batteries or with power adapters tend to be a bit more expensive which is understandable but they will prove to be the most useful ones.

Best Battery Operated Fans in 2021

Our main focus has been on selecting some decent battery operated fans. Sadly there are not all that many different models to choose from which made the search a bit difficult. Also, it can be a bit confusing to see the exact same fan under different names and with different pricing. To make things easier we trimmed down the list to just 10 battery operated fans that are actually worth spending money on. Without wasting too much time let’s have a quick look at what has been selling well and why.

10. Rasse FB96 4-inch Portable Fan

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The Rasse FB96 portable fan offers several advantages but what will appeal the most to some is how compact it is. It was made to be easy to pack and works quite well using a small electric motor and a clever design that helps it push more air. It can be used for pretty much anything including a barbecue, taking it on camping trips or even using it to help prevent the hands from sweating when working at a computer.

For such a small fan the model does come with several interesting features. It has three different speed levels and an on and off switch. Being a portable fan means that it is also powered but a rechargeable battery. A full charge should last for about 8 hours and when the batteries run out it can be powered using a USB cable. The body of the fan is made out of plastic and comes with a decent price tag.

Pros:

  • Inexpensive
  • Compact
  • Can be powered by a battery or using a USB cable

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Cons:

  • Poor fin design that could have been done better to get better performance

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9. OPOLAR F101 Portable Rechargeable Fan

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OPOLAR has several great little portable fans and their F101 is a great example of a practical accessory that will prove to be useful for pretty much anyone. It was made to be very compact, easy to use and extremely convenient. It has special fins that help it push more air without having to use a very powerful motor. In fact, it can run on an 18650 battery without any kind of issues.

The manufacturers designed the fan to work with both batteries or using a USB cable. A regular 18650 battery cell should provide several hours of usage before getting drained completely. The bottom side of the fan hosts a small panel that can be used to adjust the speed setting. At the top, it has a small cutout that makes it easy to hang the fan in a fixed position.

Pros:

  • Very compact
  • Easy to use
  • Works with an 18650 battery or with a micro USB cable

Cons:

  • Feels cheap as it is made using a glossy plastic body

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8. OPOLAR Portable Rechargeable Fan

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The OPOLAR portable mini fan is similar to their F101 model except it does not feel as cheap. It has a more robust construction but it still has a full plastic body. One interesting thing about it is that the fan uses a blue LED light that adds a bit of ambiance when using it. Other than that it is quite simple and offers the option to adjust the speed with just the push of a button.

In terms of design, the fan has an appealing look. It has a white cover on the front while the rest is made out of a black matte plastic. At the bottom of the body of the fan, there are 5 different buttons that can be used to select one of the 3 fan speeds or turn the device on or off. It can be powered but a rechargeable battery that is included in the kit or by a micro USB cable.

Pros:

  • Small
  • Great design
  • Excellent price tag

Cons:

  • Battery life is not that great

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7. Honeywell HTF090B Turbo on the Go Personal Fan

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Honeywell makes a lot of different fans and most likely not that many knew that they also make small portable ones. Their HTF090B Turbo personal fan is a great example. It is compact, lightweight, well constructed and very easy to pack. In fact, it is one of the smallest models on our list but it is much more convenient due to its very small size which makes it suitable for gamers that want to keep their hands from sweating.

The fan itself has a simple design with a folding stand. When not folded it takes almost no space at all. The fan speed, unfortunately, is not adjustable. It might seem like a turnoff but for the money, it is difficult to find a better deal. The fan itself can be powered by 4 AA batteries or it can be connected to a computer using a micro USB cable.

Pros:

  • Very compact
  • Inexpensive
  • Comes with a carrying handle

Cons:

  • Fan speed is not adjustable.

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6. O2-Cool Portable Mini Fan

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The O2-Cool will prove to be a great pick for the ones that are looking for a model that has great performance and a great design. It can be used at home while working at a computer, at a barbecue or even at the office. Its compact form factor makes it convenient to carry in a back and its internal battery pack can keep it going for a very long time.

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The manufacturers used a rechargeable battery pack. On a full charge, it is estimated that they can power the fan for about 72 hours which is more than impressive. When the batteries are depleted the fan can be powered using an adapter that is included in the kit. The only turnoff is the fact that the fan is a bit more expensive when compared to other models in our list. Other than that it is a great choice for pretty much anyone.

Pros:

  • Large battery life
  • Works with an AC adapter that is included in the kit
  • Very powerful

Cons:

  • Fan speed cannot be adjusted.

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5. OPOLAR F901 Rechargeable Clip and Desktop Fan

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The OPOLAR F901 is one of the smallest fans in our list. This very compact rechargeable fan was designed specifically for people that work in front of a computer for long periods of time and have problems with sweaty hands. Due to its size, it might not be as powerful as other models but for working in front of a computer it is good enough.

In terms of construction, he model is quite well made. It has a protective cover that goes over the fins and a small stand that also serves as a clip. The position and angle of the fan can be adjusted. The fan speed can be adjusted as well while the fan blades can reach rotating speeds of up to 2200 RPM. It is powered by a built-in rechargeable battery pack and works with a micro USB cable as well.

Pros:

  • Very compact
  • Works with batteries or a USB cable
  • Fan blades can reach 2200 RPM

Cons:

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4. SkyGenius Battery Operated Clip on Mini Desk Fan

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SkyGenius offers a great battery operated fan that targets computer users. It is very compact and has an interesting design with a small clip at the bottom. The device itself does not have the best quality in terms of construction but it delivers on pretty much every level. It is powerful, easy to use, small and works with batteries or a USB cable.

Similar to other portable fans the model requires an 18650 battery that is included in the kit. A full charge should be enough to power the fan continuously for maximum 6 hours. The model also works with a USB cable that can also charge the battery. In terms of fan, speed the model has two modes to select from.

Pros:

  • Compact and lightweight
  • Can reach very high fan spin speeds
  • Multiple fan speeds

Cons:

  • Construction makes it feel a bit cheap

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3. Coleman Freestanding Tent Fan

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The Coleman freestanding tent fan clearly targets people that enjoy spending time out in nature. It is a fan that was designed for camping with a sturdy construction and a very powerful electric motor. To power the device the fan will need D-cell batteries that are not included in the kit and will need to be purchased separately.

One the first things that can be noticed about the fan is that it does not have a protective mesh over the blades. However, this should not be a problem as the motor is not powerful enough to cause injuries. On the other hand, not having a mesh over the blades can optimize the fan to push as much air as possible. A new set of batteries should provide enough power to keep the fan going for around 21 hours.

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Pros:

  • Works with replaceable D-cell batteries
  • Very powerful
  • Sturdy construction

Cons:

  • No protection from the spinning fan blades

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2. O2COOL 10 inch Portable Fan

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The O2COOL 10-inch portable fan is one of the most popular models in our list. It has a very good build quality and a clever design that helps it push more air without having to use a very powerful motor. It does require 6 D-cell batteries that are not included in the kit and will need to be purchased separately. However, 6 new batteries should provide enough power to keep the fan going for at least a full day.

In terms of features, the model also works with an AC adapter that is included. It has two fan speed modes and a very reliable fan blade. It has a built-in handle and with such a compact design the fan takes almost no storage space and can fit inside a small backpack

Pros:

  • Powerful
  • Affordable
  • Good construction

Cons:

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OUR FAVORITE PICK: 1. O2COOL 5 Inch Portable Fan

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It is amazing just how powerful the O2COOL 5-inch portable fan really is. The device was made mostly for the ones that need something very compact that can fit inside a backpack. It can be a great accessory for someone that spends a lot of time in front of a computer and gets sweaty hands. This includes gamers or people that have a regular office job.

In terms of construction, the fan does not feel cheap at all despite having a white plastic body. The fan blades are well made and optimized to push as much air as possible. Powering the device, two D-cell batteries will be required. If we were to think about what can be considered a con is the fact that the fan cannot be powered using a USB cable. Other than that it is a great little fan that can be used at the office or when going out for camping.

Pros:

  • Compact
  • Powerful
  • Very affordable

Cons:

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Things To Keep In Mind

Some portable fans out there are very poorly made. Their construction makes them look cheap and very fragile but that does not mean they are not powerful enough. Still, these models should be avoided since there are several great portable fans to choose from.

Before rushing to buy a portable fan it is important to have a look as some of their features. There are models that do not offer adjustable fan speeds and there are even models that cannot be powered using a USB cable. It is a good idea to just check all these things and avoid assuming that a fan will do something when in reality it might not. For our list,, we managed to select a decent variation of battery operated fans that should be enough in order for anyone to find something suitable and within their budget limits.

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