Best 14500 Li-Ion Battery

What is a 14500 battery?

A 14500 battery is a type of lithium-ion battery that is smaller than a traditional 18650 battery but has the same voltage.

14500 batteries are often used in flashlights and other small electronic devices.

Because they are smaller than traditional batteries, 14500 batteries can provide more power in a smaller package.

They are the rechargeable version of an AA battery. They usually have a 3.6V or 3.7V voltage and are also a little bit larger in size at times.

Why do you need a 14500 battery?

If you own a flashlight, TV remote, camera, or something, you definitely need the best 14500 batteries.

Although alkaline batteries can do the job and have long-lasting and stable performance, they usually cannot be recharged. You end up having to buy new ones to replace the old ones when they run out of energy.

To make matters worse, they may leak if they’ve been used too long, and the liquid will cause corrosion and damage your appliance.

For money-saving purposes and safety, 14500 lithium-ion batteries are certainly better choices.

They can be recharged thousands of times, allowing them to maintain performance after many years of use.

By using 14500 batteries, you will save a lot of money as you don’t need to keep buying new batteries. Also, there is a lower risk of leaking, because it’s hard to overuse them.

What 14500 battery to choose?

There are too many battery products on the market, so it’s not easy to find the best 14500 lithium-ion batteries. Some products may look good, but you may end up with dead batteries because these products do not have reliable craftsmanship.

Or, you may run into products with boastful advertising, claiming that they can provide over 1000mah of electricity at 3.7v, while actually performing at half the capacity with unstable voltage.

We think you should look into the following 5 products because they have very reliable performance in our tests.

We have strictly tested their capacity, working voltage, and durability, and we are pretty sure that they are the most stable batteries with high performance.

Olight 14500 Li-ion Battery 750mah

best 14500 battery

The Olight 14500 Li-ion Battery 750mah is the best 14500 battery because it has super-reliable performance.

It has great craftsmanship, allowing it to provide a stable energy supply for years.

We think it’s perfect for both household and outdoor usage.



Best 14500 Li-Ion Battery

  1. Olight 14500 Li-ion Battery 750mah
  2. UltraFire 14500 battery 750mAh
  3. Amazon 3.7V 2000 mAh
  4. EBL 14500 Li-ion Rechargeable Batteries
  5. Streamlight 14500 2600mAh

1. Olight 14500 Li-ion Battery 750mah

best 14500 battery

The Olight 14500 Li-ion Battery is the best 14500 battery on the market because it has the best performance and durability.

Whether you have a premium camera or a cheap LED flashlight, this battery will always be the best source of energy.

The Olight 14500 Li-ion Battery is a perfect all-around battery to use around the house.

It only takes about three hours to fully recharge this battery, and it can be recharged over 500 times. So for a long period of time, you don’t need any AA batteries as a backup.

The capacity of this product is 750mah, translating to a longer service time for each charge than most of its competitors.

Better yet, it always works like a new battery after each charge, because the energy will be kept inside and never run off.

We highly recommend this product not only because it’s long-lasting. As a standard 14500 Li-ion battery, the Olight 14500 Li-ion Battery has very stable performance.

This product has a protection circuit on its positive side, so it won’t be damaged if you recharge it with too high or too low a voltage.

The working voltage is always 3.7v so you won’t have a flickering LED flashlight, and you will be satisfied since your flashlight becomes brighter using this battery.

Also, it has a stable discharge current, so it won’t burn your expensive camera or anything else from the inside.

If you are in need of 14500 batteries, the Olight’s performance alone should be a selling point.

Whether being used in camping, hunting, rescuing, or any other situation, this battery always provides stable energy.

  • Long-lasting
  • Over 500 recharge cycles
  • Protection circuit
  • Stable performance


2. UltraFire 14500 battery 750mAh

Ultrafire battery

It’s impossible to talk about the best 14500 batteries without mentioning the UltraFire.

There are many so-called UltraFire products on the market, but no one has as good craftsmanship as the UltraFire 14500 battery 750mAh. This red and black battery is the real UltraFire product, which has a big capacity and stable performance.

Unlike other competitors, this battery has a stable performance as advertised. According to our testing result, the capacity of the UltraFire battery is exactly 750mAh, with a stable 3.7v working voltage.

If you use it in a flashlight, it will provide stable bright lighting.

But you need to make sure that your flashlight is not outdated, or this battery may not fit in because it has a protection circuit and is slightly longer than a regular AA battery.

Also, the UltraFire battery is a good choice for cameras, because its maximum discharge current is 1500mA which can fully support a working camera and never damage it.

The UltraFire battery is also easy to use. This battery can be fully recharged in no more than 4 hours, and it always performs like a new battery even after 500 cycles of recharge. Although this product doesn’t come with a charger, you can easily recharge it with other brand-name chargers. As we said, this battery has a protection circuit; it won’t be damaged if the charging voltage is not stable.

  • Outstanding craftsmanship
  • Stable performance
  • Over 500 recharge cycles
  • Easy to use


3. Amazon 3.7V 2000mAh

Amazon best 14500 battery with long shelf life

It’s pretty hard to find a good rechargeable battery for your premium camera because most of the batteries on the market do not have stable performance.

Here comes the key to the problem: Amazon’s own brand 3.7V 2000 mAh. This is definitely the best 14500 battery for your camera because it has outstanding craftsmanship.

The Amazon battery is a product, and that may explain why this small battery has great craftsmanship, allowing it to store a lot of energy.

The capacity of this product is 2000mAh, which is almost the physical upper limit of the capacity of Li-ion batteries.

With this battery, you will enjoy the longest run time for your devices with each full charge. Also, we like this product for its good quality, which means you don’t need to worry that it may leak inside the camera like other cheap batteries.

It’s a premium battery, and we are pretty sure that it will be hard to find another battery as well.

Unfortunately, the downside is that this battery is really expensive and does not come with a charger.

Fortunately, it can be recharged by other brand-name chargers. The price is still acceptable since this battery can be recharged over 1000 times and it always keeps the best performance after every charge.

So, we highly recommend it as the best 14500 Li-ion battery for your camera. The final important thing is that this battery is a bit shorter than regular 14500 batteries. You may need to ask the manufacturer if you don’t know whether this product is suitable for your camera.

  • The biggest capacity
  • Super craftsmanship
  • Premium and cheap


4. EBL 14500 Li-ion Rechargeable Batteries

The EBL 14500 battery

We think cheap rechargeable 14500 Li-ion batteries like the EBL Li-Ion Batteries can be a super cost-effective choice.

You have so many appliances which need batteries to make them work such as flashlights, TV controllers, and alarm clocks.

It is definitely a big cost if you buy premium batteries for all these things.

The EBL 14500 Li-ion Rechargeable Batteries are designed for flashlights, but it doesn’t mean that they can’t be used on other appliances.

On the contrary, they are perfect to be used in the household. Although they are half the price of well-known products, they still have reliable performance.

For example, the EBL’s batteries have a standard capacity of 3000mAh, and they still maintain 75% of their capacity after 3 years of non-use.

Also, they can be recharged up to 1200 times. If a long-lasting energy supply is the only thing you want, you can surely save a lot with the EBL’s batteries.

The only thing you should be aware of is that as 14500 batteries, the EBL batteries last a bit longer than AA batteries, and they have a higher voltage.

Although the EBL’s batteries are big enough to work in most battery holders, you shouldn’t use them in old appliances which only support AA batteries, or they may cause damage.

  • Super cost-effective
  • Long-lasting
  • Up to 1200 recharge cycles
  • Perfect for household


 5. STREAMLIGHT 14500 2600mAh

A 14500 battery long shelf life

For emergency lighting, every family needs a flashlight. But, if you don’t have a quality battery, your flashlight may fail to get you out of the darkness.

The Streamlight 14500 2600mAh is the best 14500 Li-ion battery to solve the problem.

As advertised, this battery has 2600mAh of capacity. In other words, it contains more than 20% more energy than a standard 14500 battery.

This battery is totally different from those so-called ‘1200mah’ batteries, and you can get longer and stronger lighting with this battery in your flashlight.

Also, to be an emergency energy supply, a good battery should have stable performance whenever you need it.

Basically, you don’t need to worry about anything if you have used the Streamlight 14500 2600mAh. Without being used for years, this battery still works like new.

Additionally, this product can still keep a charge after over 500 charge cycles, and it won’t damage when charging because it has a protection circuit.

  • Big capacity
  • USB charger
  • Long shelf life
  • Stable performance
  • Protected



In conclusion, the Olight 14500 Li-ion battery is a great option for those looking for a quality, durable battery. This Battery has a 750mAh storage capacity and is a great battery for everyday use.

It also has a long life span and can be recharged multiple times.

The UltraFire 14500 battery 750mAh is a good choice, as it is affordable and has a high capacity.

The Amazon 3.7V 2000mAh EBL 14500 Li-ion Rechargeable Batteries are another good option, as they are reliable and have a long life. They are affordable and have a high capacity.

Lastly, the Streamlight 14500 2600mAh battery is a great choice for those who need a battery with a high power output.


The Review Gurus