This battery charger is perfect for 21700 batteries. It has a smart charging system that detects the battery type and voltage and delivers the optimal charging current. The charger is also equipped with over-voltage, over-current and over-temperature protection, ensuring safe and reliable charging.
Review of 10 best 21700 battery charger
1. POWXS Universal Lithium 18650 Battery Charger for 3.7V Li-ion 18650 26650 18490 17670 17500 22650 21700 20700 18350 16340 RCR123A 14500, AA AAA & C Ni-MH Ni-CD Rechargeable Batteries
Description:
Introducing the POWXS Universal Lithium 18650 Battery Charger for 3.7V Li-ion 18650 26650 18490 17670 17500 22650 21700 20700 18350 16340 RCR123A 14500, AA AAA & C Ni-MH Ni-CD Rechargeable Batteries. This handy charger can accommodate up to four 18650 batteries, making it the perfect choice for charging multiple batteries at once. The POWXS battery charger also has a USB port for charging other devices, such as your smartphone or tablet. With its smart charging technology, the POWXS battery charger is able to detect the type of battery being charged and optimize the charging process for each battery. The POWXS Universal Lithium 18650 Battery Charger is a must-have for anyone who owns multiple rechargeable batteries. Order yours today and start charging your batteries like a pro!
Advantages
-The POWXS Universal Lithium 18650 Battery Charger can charge 3.7V Li-ion 18650 26650 18490 17670 17500 22650 21700 20700 18350 16340 RCR123A 14500, AA AAA & C Ni-MH Ni-CD Rechargeable Batteries.
-The charger has a smart LCD screen that displays the charging status and voltage of the battery.
-The charger has an intelligent charging system that can identify the type of battery and charge it accordingly.
-The charger has a built-in over-voltage, over-current, and short-circuit protection system that ensures safe charging.
-The charger comes with a USB cable for charging and a car adapter for charging on the go.
Disadvantages
-The product is not waterproof
Why We Recommend
I really like this POWXS Universal Lithium 18650 Battery Charger! It’s really easy to use and it works great. I’ve used it to charge my 18650, 26650, 18490, 17670, 17500, 22650, 21700, 20700, 18350, 16340, and RCR123A batteries and it has worked perfectly every time. I would definitely recommend this battery charger to anyone looking for an easy to use and reliable battery charger.
2. Nitecore UMS4 Intelligent USB Four Slot Quick Battery Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 16340 14500 18650 21700 20700 AA AAA and More Batteries, with LumenTac Battery Organizer
Description:
The Nitecore UMS4 Intelligent USB Four Slot Quick Battery Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 16340 14500 18650 21700 20700 AA AAA and More Batteries, with LumenTac Battery Organizer is a high-performance, universal battery charger that can charge four batteries simultaneously. The UMS4 can be used to charge a wide range of batteries, including Li-ion, Ni-MH and Ni-Cd batteries, as well as IMR 16340, 14500, 18650, 21700 and 20700 batteries. The UMS4 also includes a built-in LCD display that shows the charging status of each battery, as well as a USB port for charging devices such as smartphones and tablets. The LumenTac Battery Organizer is included with the UMS4 and helps to keep batteries organized and easy to access.
Advantages
-The Nitecore UMS4 charger is a quick and intelligent battery charger that is compatible with a wide range of battery types, including Li-Ion, Ni-MH, and Ni-Cd.
-The UMS4 can charge up to 4 batteries at once, and offers a variety of charging modes and settings to ensure optimal charging for each battery type.
-The charger also includes a built-in LCD screen that displays charging information and progress, as well as a variety of safety features to keep your batteries safe while charging.
-The included LumenTac battery organizer helps to keep your batteries sorted and organized while charging, and also makes it easy to take your batteries with you on the go.
Disadvantages
-The product is not waterproof.
Why We Recommend
This is a great charger! I really like that it can charge four batteries at once. It is also very fast! I would definitely recommend this to anyone looking for a good battery charger.
3. Nitecore UMS4 USB Universal 4-Port Speedy Smart Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 26650 22650 21700 20700 18650 18490 18350 17670 17500 17335 16340 RCR123 14500 AA AAA C D w/LifeMods Battery Case
Description:
The Nitecore UMS4 is a powerful and versatile smart charger that is capable of charging up to 4 batteries simultaneously. The UMS4 can charge Li-ion, Ni-MH and Ni-Cd batteries, as well as IMR 26650, 22650, 21700, 20700, 18650, 18490, 18350, 17670, 17500, 17335, 16340 and 14500 batteries. The UMS4 features a sleek, compact design and a built-in LCD screen that displays charging information and battery status. The UMS4 also includes a USB port for charging USB devices, such as smartphones and tablets. The UMS4 is made from durable and flame-resistant materials, and it comes with a built-in battery case for storing and charging AA and AAA batteries. The Nitecore UMS4 is the perfect charger for anyone who needs to charge multiple types of batteries simultaneously.
Advantages
-The Nitecore UMS4 USB Universal 4-Port Speedy Smart Charger is a great way to charge up to 4 batteries at once.
-The charger has a built-in LCD display that shows the charging status of each battery.
-The charger is compatible with Li-Ion/Ni-MH/Ni-Cd/IMR 26650 22650 21700 20700 18650 18490 18350 17670 17500 17335 16340 RCR123 14500 AA AAA C D batteries, as well as the LifeMods Battery Case.
-The charger has a built-in safety system that prevents overcharging, over-discharging, and short-circuiting.
-The charger comes with a USB cable for charging batteries.
Disadvantages
-The product is not waterproof
Our Recommendations
This is an amazing charger! I love that it can charge different types of batteries and that it is so speedy! The battery case is really nice and it’s great that it comes with it. I would definitely recommend this charger to anyone!
4. IMREN 18650 Battery Charger for 3.7V Li-ion Rechargeable Battery 18650 18490 18350 17670 17500 16340 14500 21700 Lithium Battery (2 Bay)
Description:
IMREN 18650 Battery Charger for 3.7V Li-ion Rechargeable Battery 18650 18490 18350 17670 17500 16340 14500 21700 Lithium Battery is a high-quality, reliable charger for 18650 batteries. With two charging bays, this charger can quickly and easily charge two batteries at the same time. The IMREN 18650 Battery Charger is made of durable materials and features a smart LCD screen that displays the charging progress and current voltage of each battery. This charger also has an overcharge protection system to keep your batteries safe.
Advantages
1. The IMREN 18650 Battery Charger for 3.7V Li-ion Rechargeable Battery 18650 18490 18350 17670 17500 16340 14500 21700 Lithium Battery (2 Bay) is a high-quality, reliable battery charger that is perfect for use with 18650, 18490, 18350, 17670, 17500, 16340, 14500, and 21700 lithium ion batteries.
2. This battery charger is made from premium materials and features an intuitive, easy-to-use design that makes it perfect for use by novice and experienced users alike.
3. The IMREN 18650 Battery Charger for 3.7V Li-ion Rechargeable Battery 18650 18490 18350 17670 17500 16340 14500 21700 Lithium Battery (2 Bay) is a highly reliable and efficient battery charger that is perfect for use with a wide range of different lithium ion batteries.
Disadvantages
-The charger does not have a USB port to charge other devices.
Editors opinion
This IMREN 18650 battery charger is a great little device. It’s small and easy to use, and it has two charging bays so you can charge multiple batteries at once. The charger works quickly and efficiently, and it has an LCD screen that displays the charging status of each battery. The charger also has a built-in safety system that protects your batteries from overcharging. Overall, this is a great charger and I would highly recommend it.
5. Fenix are-D1 USB Powered Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case
Description:
The Fenix ARE-D1 is a USB-powered smart battery charger for 21700, 18650, and 16340 batteries with the EdisonBright BBX5 battery carry case. The charger is fast and easy to use with a sleek, minimalist design. The charger automatically detects the battery type and voltage and provides the optimal charging current and voltage. The Fenix ARE-D1 is perfect for charging batteries on the go. The included EdisonBright BBX5 battery carry case stores and protects up to five batteries.
Advantages
-The Fenix are-D1 is a USB-powered smart battery charger for 21700, 18650, and 16340 batteries with the EdisonBright BBX5 battery carry case.
-The charger is able to detect the battery type and charge it accordingly.
-The charger has an LCD screen that displays the charging status, voltage, and battery level.
-The charger has an intelligent safety system that monitors and protects the battery.
-The charger is made of durable materials and has a sleek design.
-The Fenix are-D1 comes with a two-year warranty.
Disadvantages
-The product is not waterproof
Editors opinion
The Fenix ARE-D1 is an excellent battery charger. It is very easy to use and is able to charge 21700, 18650, and 16340 batteries. The charger also includes an EdisonBright BBX5 battery carry case. This case is very handy and can be used to carry other small items. I highly recommend the Fenix ARE-D1 battery charger.
6. Fenix are-A2 Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case
Description:
The Fenix ARE-A2 smart battery charger is perfect for charging 21700/18650/16340 batteries. The charger has an LCD display that shows the charging status and voltage of the battery. The Fenix ARE-A2 also has an intelligent safety system that monitors the battery and will stop charging when the battery is full. The charger comes with a BBX5 battery carry case that can hold up to five batteries.
Advantages
-The Fenix are-A2 is a smart battery charger that is compatible with 21700, 18650, and 16340 batteries.
-The charger has an LCD screen that displays charging information, including voltage, current, and time.
-The Fenix are-A2 also has an intelligent charging system that detects the battery type and selects the optimal charging mode.
-The charger comes with a BBX5 battery carry case that can hold up to five batteries.
Disadvantages
-The Fenix are-A2 Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case is not waterproof.
Our Recommendations
This battery charger is fantastic! It’s very easy to use and it has a great design. The charger is very fast and it has a good quality. The battery case is also very good and it has a lot of space for the batteries. I would definitely recommend this product to anyone.
7. Nitecore Ci2 2 Bay Universal Battery Charger Support 16340 14500 18650 21700 Lithium Ion AA AAA Ni-MH Ni-CD, USB-C QC PD with Lumentac Battery Organizer
Description:
The Nitecore Ci2 is a 2 Bay universal battery charger that supports 16340, 14500, 18650, 21700 lithium ion, AA, AAA, Ni-MH, and Ni-CD batteries. It has a USB-C port for QC and PD charging, and comes with a Lumentac battery organizer. The Ci2 is a great charger for keeping all of your batteries charged and organized.
Advantages
The Nitecore Ci2 is a 2 bay battery charger that supports 16340, 14500, 18650, 21700 Lithium Ion AA, AAA, Ni-MH, and Ni-CD batteries. It also has a USB-C port that can be used for charging or data transfer. The charger has a built-in LCD display that shows the charging status, battery type, and charging current. It also has a smart charging system that detects the battery type and charges it accordingly. The charger also has a built-in cooling system that prevents the batteries from overheating.
Disadvantages
-The product is not waterproof
Our Recommendations
This charger is amazing! I love that it can charge different types of batteries. The USB-C port makes it so easy to charge my phone. The battery organizer is a lifesaver. I would definitely recommend this to anyone!
8. 18650 Charger XTAR VC4H Battery Charger 4 Bays New 2021 Updated 21700 Battery Charger USB C Charger Not Including Batteries (VC4H Charger)
Description:
The XTAR VC4H Battery Charger 4 Bays is a great charger for those looking for a charger that can handle up to 4 batteries at once. The XTAR VC4H Battery Charger 4 Bays is a great charger for those looking for a charger that can handle up to 4 batteries at once. The VC4H Charger can charge the following battery sizes: 18650, 20700, 26650, and 21700. The XTAR VC4H Battery Charger 4 Bays is a USB C Charger and comes with a built in power bank. This charger also has a LCD screen that displays the charging status of each battery.
Advantages
The XTAR VC4H Battery Charger 4 Bays is a great charger for 18650 and 21700 batteries. It has four charging bays and can charge batteries at up to 2.0A. The VC4H charger also has a USB C port for charging other devices.
Disadvantages
-The charger does not come with batteries included.
Our Recommendations
9. Wurkkos Batteries Charger for Lithium Battery 14500 16340 18650 21700 26650, Mirco USB Single Slot , Lithium Battery Charger
Description:
Advantages
-The Wurkkos Batteries Charger for Lithium Battery 14500 16340 18650 21700 26650, Mirco USB Single Slot is a high-quality, reliable battery charger that is perfect for use with a wide range of different lithium-ion battery types.
-This battery charger is extremely easy and convenient to use, and it features a compact, lightweight design that makes it perfect for travel.
-The Wurkkos Batteries Charger for Lithium Battery 14500 16340 18650 21700 26650, Mirco USB Single Slot also features a fast charging mode that allows you to quickly charge your batteries.
-This battery charger is made from high-quality materials that ensure long-lasting performance and durability.
Disadvantages
1. It is not possible to charge more than one battery at a time.
Editors opinion
This battery charger is perfect for anyone who owns a lithium battery! It is very easy to use and very small, so it is perfect to take with you on the go. It also has a Micro USB port, so it can be plugged into almost any device. I would definitely recommend this battery charger to anyone!
10. Protected 21700 Charger XTAR New X2 3.7V 2 Bay Universal Battery Charger Protected 20700 Fast Charger with LCD Display for 18650 14500 26650 1.2V AA AAA Battery Max 2A with AC Adapter Mirco USB Ports
Description:
The Protected 21700 Charger XTAR New X2 is a 3.7V 2 Bay Universal Battery Charger that is capable of charging up to two batteries at the same time. This charger also has a LCD Display that will show you the charging status of your batteries as well as the battery type, voltage and charging current. The Protected 21700 Charger XTAR New X2 also has two mirco USB ports that can be used to charge the charger itself as well as to charge other devices. This charger has a Max 2A charging current that will allow you to quickly and safely charge your batteries.
Advantages
1.This battery charger can charge 2 batteries simultaneously.
2.The LCD display will show you the charging status of each battery.
3.The charger has an intelligent charging circuit that will terminate the charging process when the battery is fully charged.
4.The charger has an over-current, over-voltage, and short circuit protection circuit.
5.The charger has a built-in cooling fan to keep the batteries cool during the charging process.
6.The charger comes with an AC adapter and a micro USB cable.
7.The charger is compatible with 18650, 26650, 14500, and AA batteries.
Why We Recommend
The Protected 21700 Charger XTAR New X2 3.7V 2 Bay Universal Battery Charger Protected 20700 Fast Charger with LCD Display for 18650 14500 26650 1.2V AA AAA Battery Max 2A with AC Adapter Mirco USB Ports is a great battery charger. It is very easy to use and has a very clear LCD display. It can charge up to two batteries at once, and has two micro USB ports for charging. It also has an AC adapter for charging. This battery charger is very fast and can charge batteries up to 2A. I would highly recommend this battery charger to anyone.
FAQ
What is the best 21700 battery charger?
The best 21700 battery charger is the XTAR VC4 Charger. It is a versatile charger that can charge a wide range of batteries, including 21700 batteries. It has an LCD display that shows the charging status and voltage of the battery. It also has a built-in USB port for charging other devices.
What are the best features of a 21700 battery charger?
The best features of a 21700 battery charger are that it is fast, efficient, and has multiple charging ports.
Conclusion
There are a lot of battery chargers on the market, but not all of them are created equal. If you’re looking for the best 21700 battery charger, then you need to look for one that is reliable, has a high charging speed, and is compatible with a variety of batteries.
The best 21700 battery charger on the market is the Nitecore i2. This charger is compatible with a variety of battery sizes, has a high charging speed, and is reliable. It also has an LCD screen that displays the charging status of the batteries.