If you are tired of changing your device batteries or plugging in your device battery again and again for charging and you are in constant need of a charging source around you, then why don’t you consider buying the best 18650 battery charger?
18650 type is classified as an important battery and is generally used in laptops and other devices like flashlights which require high energy to operate.
The universal 18650 battery chargers which are also called the external battery backups are important if you work for a significant amount of time on the laptop and you need a device charging source constantly without having to search for an electrical socket to charge the battery of your device.
The one benefit of the battery chargers is that you buy a rechargeable battery once and then, you can charge them whenever you need them.
Meanwhile, you can check out our product review on Best Aux Cable.
Comparison Table of 18650 Battery Charger
This saves you from spending money and buying the batteries every time an old battery is discharged.
The universal 18650 battery charger comes in handy when you are traveling or could not find a charging source near you.
They are also useful in case of emergencies. Just charge your universal charger once and it will serve to charge your device many times.
Carrying a 18650-battery backup which is light in weight is a convenient way to charge the laptops or bigger flashlights battery whenever the need arises.
After an intense market survey, we came up with a list of the 10 best 18650 battery chargers that will suit your requirements.
You may also like to visit our recent review of Best Programmer For 5.3 Silverado.
Top 10 Best 18650 Battery Charger of 2021 Reviews
01. EASTSHINE S2 Smart Charger
Eastshine S2 universal battery charger with an LED display is a charger that can charge any two batteries, at the same time.
It is specifically designed in such a way that it can charge IMR batteries. Two battery slots can charge both batteries at a time without taking up energy from the other slot.
It has an LCD display screen that is very helpful as it shows the progress of the batteries when they are being charged.
It is automatic and cuts off the power by itself and that’s why it is called a smart charger. The charger saves the battery from overcharging.
There are two buttons located at the side of the charger for the convenience of the user which allows you to select the current at which the specific battery should be charged.
This helps you to decide which battery you want to charge and select the current accordingly.
- ABS is used to make this charger
- An LCD screen is built-in for the information of charging and other things
- It monitors the temperature for prevention of the overheating of batteries
- Stops automatically after getting full charged
- Long battery life
- Fair price
- Easy to use
- Excellent charge capacity
- Design is not great
02. NITECORE New i4 Powerful Charger
NITECORE New i4 Battery Charger is an LCD universal battery charger that has multiple charging slots. It can work on their own, independent of each other.
It is a new upgraded version equipped with AC and 12V cords capable of charging 4 batteries of different types simultaneously.
Different types of batteries can be charged as different current charges can be set for each one of them differently.
When you put a battery in this universal charger, it instantly tells you about the health of the battery.
This is to get a good idea of how long the battery can survive without charging. It also prevents overheating of the batteries and gives a signal when the battery is about to overheat.
They come with the OV voltage function which is activated all the time. Its LCD screen shows the remaining charging time in minutes.
It will provide you an idea of how much time it would take to charge the battery. The LCD display is good enough which cause easy to read.
Make sure that you use it in a normal environment and normal temperature.
The external temperature should not be extremely hot or cold otherwise it will interfere with the working of the charger and also might spoil the battery.
- Capable of setting the charging voltage of each bay individually
- Automatically detects non-rechargeable batteries and notifies the user
- It protects from short circuit and hence, stops itself from providing current if the need arises
- Reverse Polarity Protection prevents damage to both batteries and charger
- Special charging setting specific for IMR batteries
- Easy to use
- Can use it universally
- Overheat free
- Product life quality is not good enough
03. EBL battery and charger
The EBL battery charger comes from a company that makes outstanding products.
EBL has been making battery chargers since 1998 for charging the batteries which are lithium in nature. With MCU technology, the current and the voltage are provided safely.
As long as the charger is working properly, it will provide the calculated voltage to the batteries.
Any two 18650 lithium batteries can be quickly charged with this battery charger. It also comes with two EBL lithium rechargeable batteries when you buy the charger.
It has a light that can be used as the indicator to display that the battery is being charged and then shows a different color when the battery is fully charged.
When the batteries are being charged, the light is green, and when the batteries are fully charged, the light indicator shows the red color signifying that you need to take off the batteries from charging.
The batteries that come along with it are very durable. If the batteries are not used for a year, they can still retain up to 70% of the battery.
- It is compatible with many different types like 18650/ 18500/ 14500/ 10440 batteries
- When you buy the whole pack, it includes two 18650 rechargeable batteries, 1 EBL 839 battery charger, and one instruction manual for the information
- It provides a constant current to the battery for the safety and long life of the batteries. There is no problem with high or low voltage
- Colour changing screen which informs you about the charging status of the battery
- Overheat problem-free
- Quick charge
- Product life may diminish quickly
04. XTAR VC4 Charger
The Xtar VC4 charger can be considered a smart charger. It can charge various types of batteries like Li-on and Ni-MH.
When the battery has higher resistance, it gives power at a slower rate, and when the battery has low resistance, it gives high power.
It keeps the balance of power while charging the batteries. The in-built screen in the charger is very useful because it recognizes and displays the different features like the voltage, the current, and the charging capacity of the charger.
It comes in black color and is lightweight, 0.15 ounces approximately.
This feature ensures that it can be easily carried and transported easily. You can plug it in any AV UCB plug, like Samsung or Apple.
- The LCD screen displays the kind of battery is going to be charged when a battery is put in once
- It can easily charge old batteries which mean that the old batteries become reusable
- If you have a limited budget, it is a good option to choose from, with many features
- Multiple batteries can be charged with one charger, which saves time
- Extended battery life
- Easy to use
- Quick charge
- It has an LED indicator
- Relatively low current draw
05. EBL iQuick charger
This EBL 992 battery charger comes with the technology of iQuick which means the charging speed is better and upgraded than the previous versions that EBL launched in the past.
Charging speed can get up to 500mA, which is a lot. This helps you to save time by charging the batteries quickly.
Many different kinds of batteries can be charged with this battery charger with an option to charge two different batteries at a time.
It comes with a global charger that has an LED to display that the charging is taking place.
Once the charging is complete, it’s three lightening processes take place one after the other, which lets you know that it is time to turn off the charger.
When the battery becomes fully charged, the advanced technology that is MCU stops the charging process by itself automatically.
The good fact about this charger is that it is portable and you can carry it along when you are traveling. You can plug it in the car, and it is good to go.
- It is ETL certified which ensures the product has been tested and it passes North American Safety Standards
- It is portable and can be used for the traveling purpose, which makes it convenient for the use
- Super-fast charging speed; thus, you don’t have to wait a long time for the batteries to be charged
- It is a smart charger, and it provides protection from overheating of batteries
- Quick charging time
- Lights are easy to read
- Can use either Micro USB or USB C cable
- Chargers get heated
06. NITECORE i4 universal charger
If you are looking for a charger that can charge almost all kinds of batteries, universal and smart automatic then Nitecore i4 is the charger for you. Once you are the owner of this charger, you would not need any other charger.
This automatic charger can charge Ni-Cd, Ni-MH, and Li-ion rechargeable batteries.
It has many superb features like it automatically instructs the batteries to charge themselves at the mode, which is best suited for them.
It provides constant charge voltage along with the charge current which is constant too.
Even when you are using the 2 out of 4 slots, it can charge and monitor both the slot batteries differently without interfering with each other.
It has different lights inbuilt to show when the charging is taking place and when the charging is complete.
- Designed in such a way that dissipation of heat is optimal
- IMR batteries can be charged using this charger
- The LED display consists of three colors to identify the state of charging
- It can charge 4 batteries independent of each other
- Versatile input power
- Easy to use
- Indicating light
- Four independent charging channels
- Takes a little bit more time if you charge 04 batteries at the same time
07. XTAR VC2 Plus
The Xtar VC2 universal battery charger is a charger in which the user can control the speed of charging.
There are two charging speeds to choose from 0.5A and 1.0A. It also comes with a countdown timer which means that it shows you when the batteries will be fully charged.
You don’t need to worry about checking the batteries, every now and then, no need to spend time.
One unique feature of this charger is that it comes with the Power path Management System which allows you to charge the charger and the batteries at the same time.
If there is a short circuit then the LED screen displays ‘null’ and with the polarity reversed, it shows the ‘err’ sign.
If you have a damaged battery or say a low voltage battery, it can be saved as the charger can save it by charging and reviving the battery.
- It works with any 5V USB power
- It has the option of charging overnight because it automatically cuts off the power when the battery is fully charged
- Can charge different type of batteries at the same time
- The LED displays the countdown to charge the battery fully
- Easy to carry
- Quick charging
- Works well with many battery types
- Long battery life
- Chargers life is not great
08. MiBOXER Bay charger
18660 MiBOXER Bay LCD display universal smart battery charger C4 is a smart charger that can charge different types of rechargeable batteries like Ni-MH/ Li-ion/ INR/ ICR etc. It gives the performance which is high grade.
There is a large LCD display which makes it easier to know the process of battery charging.
When the different batteries are being charged, it uses the different modes and features that C4 is specialized in.
In this charger, each battery charger slot works completely independently of each other.
It is made up of fire-resistant material and thus, it is a safe battery charger. If you have a 0-voltage lithium battery, you can charge it too with this C4 charger.
- It comes incompatibility with DC12V charger
- The LCD screen displays the charging process in detail
- It can repair the lithium battery even when the voltage of the lithium battery is 0
- It has a single slot 800mA charging power
- 3 years warranty
- Charges many types of batteries
- Easy to use
- Easy to control
- Grabbing and removing batteries is difficult
09. MiBOXER 12A rapid charger
MiBOXER Smart 18650 rapid battery charger is true to its name. It doesn’t take much time to charge a battery.
It has four slots and each slot is 3.0A. This one takes around 50 minutes for the charging of four pieces of 3000mAh.
It is also a power bank which means you do not have to connect it to an AC to perform the function of charging.
Any type of battery can be charged by this high-quality charger.
It is a smart charger based on the fact that the batteries which need lower current gets lower current and the batteries which require higher current, get it.
This product has a very clear display screen, and it is very easy to read the screen.
It gives different information on the screen like – charging of the battery, temperature of the batteries, battery resistance, voltage of charge, type of the battery, etc.
- It chooses the current of charge by itself i.e. it is a smart battery charger
- Calculates and shows the percentage of battery, which is available
- It guesses the time that the battery will take to charge itself
- The internal resistance is automatically detected
- It has a power bank function
- Great LCD display function
- Fastest charging
- 03 years warranty
- Intelligent temperature control
- Pricey than its competitors
10. BASEN BO4 battery charger
EBL Smart Rapid Battery charger has two slots to charge the batteries independently of each other.
It has effective charging batteries Which can save you time. This product is independently tested and passed on quality tests which means you can trust this brand blindly.
It has a long-lasting charger which enables it to work for a long time. EBL intelligent battery charger allows you to maximize the capacity of your batteries more than ever. And it won’t affect the battery life of other batteries.
You can also change the charging currents manually for each of the separate slots. It makes it easier to charge 02 (Two) different types of batteries altogether.
You can use it in your car as DC charging is allowed. You can put any low voltage battery, and it will be charged by itself.
- Less battery charging time
- Three charging modes
- Security is enhanced to prevent short circuits, over-discharge, and overcharge of the battery
- Cheap comparing other available products in the market
- Quick charging
- Affordable price
- Does not have reverse polarity protection
Buying Considerations of Charger Battery 18650
Why buy a battery charger?
In this age of technology and smart devices, you would not like to stay behind by using old fashioned way of charging batteries.
When you buy a battery charger, several benefits come along with it. You can charge the battery of your device whenever you can.
A 18650-battery charger is specifically designed to charge bigger batteries with a higher power. When you own a good battery charger, it helps you keep your batteries long-lasting and reliable.
The battery and the battery charger must complement each other for the proper functioning of the battery and the ease of the user.
When buying a battery charger, always keep in mind the kind of battery charger suits your requirement. Here, we have provided you with the details of the best 18650 battery charger that can charge almost any kind of battery.
Things to look for in a battery charger
It is very important that you choose the right charger for your device’s battery. This helps to maintain the long life of the battery and protect it from any damage caused during the charging.
Temperature controlling facility
The chargers which come with a microprocessor can control the temperature of the charging help to provide batteries with the right amount of charging that they need.
In such a way this charger protects the battery cannot go without the batteries getting overcharged.
Several battery chargers provide an automatic cut off when the battery of the device is fully charged.
Thus, you can leave the battery for charging overnight without any worry about the overcharging of the battery.
Most of the battery chargers have an LCD screen which shows the remaining percentage or minutes for the battery to be fully charged.
You should always look for a battery that shows this information because, with its help, you can easily know the estimated time when the battery will be fully charged.
Multiple battery charger: Here, we are talking about the different types of batteries that can be charged with the battery charger.
Whenever you are buying a battery charger, try to find out if it charges different forms of batteries like Ni-Cd, Ni-MH, Li-ion, and more.
The more versatile is a battery charger, the better it is for you because you will not need to buy a different charger for every battery type. Once you have a multi-battery type charger; this will fulfill all your requirements.
An LCD or LED screen has its important when you are going to choose a battery charger. A well-defined, big and easily readable screen should be your first choice. Next is the type of information that it displays to you.
Some screens show only partial information while other battery charger screens show the complete information regarding the type of battery, the duration it will take to charge the battery, the temperature of the battery, and other important things.
You can choose according to your convenience that which type of charger LCD screen you would like to prefer while buying the battery charger.
Repairing the damaged batteries
According to your choice, you can buy a battery charger which can repair the batteries; yes, it’s true.
The batteries which haven’t been in use for a long time get discharged, and then they become useless, but if you have a battery charger that is powerful and have this quality then all you need to do is to attach the batteries to the charger, and it will charge the batteries with required charge.
This means no more dead batteries in your house.
Qualities of a Good Charger
It is important that before buying a charger, you have full knowledge of what kind of chargers are available in the market and the features of the chargers. In present times, it is effortless to get information.
Just open the internet browser and search for the product description.
Then, you can select which features are important to you, and you can buy the battery charger according to your requirements. Following are the main things that you can look for while buying a charger:
- It should be capable of charging several different types of batteries be it Ni-Cd, Ni-MH, Li-ion, and many more.
- Along with it, also make a note if you want to buy a charger from a company that specifically sells the chargers which charge the lithium rechargeable batteries or if your requirement includes charging other types of batteries too.
- Take note that you would want the automatic charger that cuts the power off once the battery is charged and thus, the prevalence of the battery getting overcharged can be prevented.
- Check the quality of the LCD screen and the kind of information you want to be displayed on the screen.
- Check how many slots would be your requirement. This means that if you wish to charge four batteries simultaneously, two batteries simultaneously or simply a one battery charger at a time would be sufficient for you.
- Some battery chargers provide the right temperature automatically and the correct charger for the battery. These types of chargers may be a little expensive but they are worth it for long term use. You can also choose the battery chargers in which you will have to manually set the charge if it suits your requirements.
Frequently Asked Questions About 18650-battery charger
What is a 18650-battery charger?
Any battery charger which charges a heavy device battery is called 18650 battery chargers.
The 18650-battery charger can be used to charge the rechargeable batteries by providing current to them with the help of the battery charger.
Different battery chargers are designed differently to provide the required charge to the batteries.
Some batteries can be charged continuously because they have a high tolerance for overcharging. Some battery chargers do not have the option of a power cut off and thus, they require to be turned off manually.
What is the use of a 18650-battery charger?
With the 18650-battery charger, you can charge the batteries of power 18650. From the best 18650 battery charger, you can choose the battery charger of your choice.
When you have a battery charger that is portable, then you don’t have to rely on the wall sockets to charge your battery.
You can connect your battery charger with the car, or you can take it with you when you are traveling.
When you buy rechargeable batteries then it is good for the environment too because you are not throwing away the old batteries.
What types of batteries can a battery charger charge?
Using the 18650-battery charger, you can charge different types of batteries like Ni-Cd, Ni-MH, and Li-ion.
Mostly, the chargers charge the lithium batteries. A few 18650 chargers will charge the batteries which are higher or lower in their charging power.
It is advantageous to buy a multi-battery charger. You can always ask for this feature when you seek to buy a battery charger.
Is having an LCD screen on the battery charger a must?
Not really, some battery chargers come with a light that blinks when the battery is being charged and then, the color of the light changes when it is fully charged.
Some battery chargers have a very good LCD screen display and a lot of information regarding the charging time and battery, but it is not compulsory to have the feature unless you are too keen to know what’s going on during the charging process.
Are the chargers with more than two slots to charge batteries, slower?
The most common question which is being asked frequently is whether having more than two slots of charging will slow down the charging speed of the charger.
However, the good news is that the chargers with more than two slots are not slower than the charges with only one slot.
If you have a charger that has four slots, it can charge four different batteries at a time.
This means that this would be time-saving as you can charge more than one or two batteries at a time. Also, all four slots are independent of each other; thus, the speed of the slots remains unaffected.
Should the chargers be certified from North American Safety Standards and other safety standards?
Many people opt to buy battery chargers that are not certified with safety standards. This might save you some money because it might be cheap but it is not the right thing to do.
When you buy the battery charger which is certified by North American Safety Standards, you are making a smart choice by making sure that there won’t be any problem with the charger in the long run. This might cost you a little more money but it will be the better choice for the rechargeable batteries.
Can the battery chargers be carried along while traveling?
Yes, absolutely. One of the main purposes of battery chargers is that they can be carried along when you are traveling.
You would be able to use the devices even when you are not at home or in the office and when you are traveling.
This certainly has many benefits as you won’t be confined to a single place just because you want to use the devices.
Moreover, if you are far from home and there is a case of emergency, the battery chargers come in handy to charge the battery.
From where can I buy a good battery charger?
We have tried to help you give some options for choosing the best 18650 battery charger which is available in the market today.
You can either choose to go to the market to buy them, or you can order them online and get the battery charger delivered at your doorstep.
It doesn’t make much of a difference. You simply have to know the qualities of the charger you are buying and trust the seller from whom you purchase the battery charger.
Another thing you should keep in mind while purchasing a battery charger is that you always get a guarantee card along with the charger.
Now, it is a device, and there are very fewer chances that there would be an issue with the new battery charger but to be on the safe side. It is crucial that you get the guarantee card along with the battery charger.
Would use a battery charger in the long term decrease battery life?
In some cases when you do not buy a genuine battery charger, it can harm the batteries in the long run.
Make sure to buy the batteries that have certificates and comes with the proper guarantee and an English instruction manual. So, the best option is to buy the battery charger from reliable sources.
When you are sure about the genuine battery charger, it will never cause any harm to the rechargeable batteries.
If you use the battery charger correctly, it will enhance the life of the rechargeable batteries. So, make sure you are using the right battery charger.
What are a few of the best battery chargers available in the market?
There are many good brands of batteries which you will get on the market. Some of them are listed below:
- EBL iQuick charger comes with iQuick technology which charges at a better speed.
- ZANFLARE C4 Smart Charger is a smart charger that comes with a portable car charger.
- EBL battery and charger comes with reusable batteries along with the charger.
- BASEN BO4 battery charger cuts off the powers automatically once the battery is fully charged.
- NITECORE i4 universal charger one can use for charging all types of batteries.
- MiBOXER 12A rapid charger charges the batteries very fast.
There are several other types of battery chargers available in the market that you can choose and buy, but the battery chargers mentioned above are the best.
A note about battery chargers
You should buy a battery charger because sometimes you need to charge your device be it a laptop or a flashlight or any other device and there is no available option of charging present around you.
At that time, if you have a portable battery charger with you, you would not panic and will be able to charge the device with convenience.
The battery chargers are manufactured in different factories that are under different companies.
If you want to buy a genuine charger, then make sure that you know the name of the charger. The best way to buy a battery charger would be to check if it is certified and follows the safety standards.
You can use the battery charger to charge rechargeable batteries. You may want to take care of the above-mentioned things while buying a battery charger.
Just as the batteries should be kept away from the animals and kids, the battery chargers whether plugged in or not should be kept at a distance from the small children.
Many different types of battery chargers are available in the market for sale. Some of them are very high-cost charger while others are economical.
You can read online as to the kind of battery charger which would suit your requirement and research well before getting a battery charger.
As it is a one-time investment, it is advisable that you make sure to study and then buy the one according to your needs.
It will be charging your device’s batteries for years to come if you maintain it properly and handle it with care.
So, make sure to take appropriate steps for its maintenance once you buy the battery charger. Moreover, you always ensure that you cover it before and after use so that it doesn’t collect any dirt on its surface.
You should always keep the battery charger at a normal temperature. Do not expose it to too extreme hot or cold. If you take care of your charger, it will last for a longer time.
However, if an issue arises then make sure that you inform the company about the problem, and according to guarantee or the company policy, the company will change the battery charger or solve any issues in regards to the battery charger. Buy your product from here.