10 Best 18650 Power Bank of 2021 – Reviews By An Expert!

Top 10 Best 18650 Power Bank: Editor Recommended

The 10 Best 18650 Power Bank Review:

1. WISSBLUE 18W PD Universal Fast 21700 18650 Battery Charger

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WISSBLUE Intelligent Universal 18650 Battery Charger Great Compatibility: Apply to 3.6V/3.7V Li-ion/IMR/INR/ICR: 21700 20700 18700 18650.

Specification: Model: PB2 Input: QC3.0 & PD3.0 (5V 2A / 9V 2A / 12V 1.5A) Constant Current: 2Ax2 2Ax1 1Ax2 End-of Charge Voltage: 4.20±0.05V End-of Charge Current:≤120mA

USB Output: QC3.0 & PD3.0 (5V 2A / 9V 2A / 12V 1.5A) Operating Temperature: 0-40℃ Size: L125mm x W58mm x H28mm Net Weight: 85g

Highlighted Features:

  • PB2 Is Born For 21700 18650 Battery, Can Hold Button/Flat-Top Battery, Use Your Idle Battery To Combine Into 10000mAh Power Bank, LCD Screen Can Display Charging Current And Voltage, And Remaining Power
  • Type-C Interface/18W QC3.0 PD Fast Charge: Two-Way PD Input/Output, When 2 Batteries Are Installed, The Maximum Output Is 5/9V-2A, 12V-1.5A, And The Iphone X Can Be Fully Charged 56% In Half An Hour
  • Safety And Intelligence: Has Passed A Number Of International Safety And Quality Certifications, PD2 Has Overcharge Protection, Short Circuit Protection, Reverse Connection, Battery Protection, Etc.; The Shell Is Made Of Flame-Retardant And Fire-Resistant PC Material
  • Small And Portable: When Traveling Outdoors, You Usually Carry Many 18650/26650 Batteries. With PD2 Charger, It Can Become A Charger With Unlimited Battery Life. The Size Of The Palm Is Very Easy To Carry.
  • Packing List: 1 PD2 18650 Battery Charger (Not Including Battery), 1 USB Cable, 1 Manual, Gift Sticker

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2. LHIABNN DIY Power Bank Box Flat Head Battery Charger Outer Case

LHIABNN DIY Power Bank Box

18650 batteries are not included in the package, you need to purchase separately. Can only use the 18650 battery of which positive pole is flat top.

Highlighted Features:

  • Large capacity,8 x 18650 batteries (batteries not included). Dual USB power bank, two devices can be charged at same time.Three input ports,any usb cable can charge the power bank.
  • Compatible with 18650 Flat head lithium battery (69mm length). Each battery slot is individual charging and detection. It automatically terminates charging when the batteries are full charged.(NOTE: Please notice the positive and negative poles)
  • Compact and lightweight design for easy carrying; Easy to install and uninstall; Convenient take and use.
  • Accurate display of power, keep the battery status at any time.Power bank and rechargeable 18650 battery charger. Plug and Play, power output using the USB port, plug the data cable to achieve portable, ready to charge.
  • Compatible For Phone 11 pro max X XR XS 8 7 6 plus/6/5S,for pad,for Samsung Galaxy S8 S7 S2/S3/S4, Note 2/3/4, HTC, for Sony, Xiaomi Motorola and other cellphones. Application – Suitable for various models of mobile phones that support wireless charging fuction.

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3. USB C 18650 Battery Charger ALLMAYBE XTAR PB2S Type C Dual-Role 18650

USB C 18650 Battery Charger ALLMAYBE XTAR

Shows real-time charging/discharging current and voltage, and battery capacity percentage, and supports a one-handed button to check each battery’s charging voltage and current.

Built-in high-precision MCU makes end-of charge voltage up to ±0.05V, and the charger will automatically stop charging after fully charged batteries, which is safe.

0V activation function, which is first originated from XTAR, activates some revivable batteries. Insert the battery and the charger will automatically detect and activate the battery.

Highlighted Features:

  • USB C Type C 18650 21700 batteries charger with USB output function ,2 Ports Output all together.
  • 18650 Fast charger Support QC3.0 PD3.0 Fast Charging, compatible with most fast-charging adapterson the market.
  • You can even DIY the capacity up to 10000mAh+. If there are enough batteries, PB2S is your outdoor charging station.
  • Built-in protection circuit can effectively prevent over-current, over-charge, over-voltage, short-circuit, combined with XTAR’s soft-start function, Constructed from flame retardant and fire resistant PC materials to extend the charger’s lifespan and ensure safety.
  • High Precision, Auto Cut-off When Fully Charged, 0V Activation Revives Over-discharged Batteries

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4. Speedy 18650 Battery Charger XTAR PB2 USB Output Function

Speedy 18650 Battery Charger XTAR

Connecting power supply and inserting batteries, it will automatically start charging. Inserting one battery, the charge current will be 2A. Inserting two batteries, the charge current will be 1A for each channel.

When the power (or voltage) of battery is different, the charger will charge the lower one, then charge two batteries together. In case that one battery charges the other one, or battery over-charge and over-discharge.

Highlighted Features:

  • Hand-Held & stylish design, 2.1A output for your unprotected 18650 batteries,ONLY unprotected 18650 batteries fits.
  • Fully charge 1x2500mAh 18650 in 1.5hrs or 2x2500mAh 18650 in 3hrs.
  • CE, FCC and RoHS Certification, with Fire Retardant Materials, Intelligent Circuits and Worldwide Insurance.
  • Support replaceable 65mm length 3.6V/3.7V Unprotected Li-ion/IMR/INR/ICR 18650 Batteries
  • Battery Charger, USB Cable, with 12 months free repair

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5. Conelz 18650 Battery Charger Power Bank Case Box PD Portable Battery Charger

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Under fast charging conditions, it takes only 2.5-3 hours to fully charge the 18650 battery of about 10,000mah in 4PCS. Four detachable 1865 batteries, smart charging and discharging, no need to match the batteries, different capacity, different impedance batteries, intelligent balance when working.

Independent charging circuit, each circuit works independently at the same time without influence. Have (Reverse polarity protection, Current overload, Voltage overload protection). Universal raised and flat polarity 18650 lithium batteries.

Highlighted Features:

  • All-in-one function, integrating 18650 battery charging, wireless charging, mobile power, PD 18W fast charging into one.
  • 3in1 design,5V 2A USB output, Type C PD 18W output, Qi Wireless Charger for Mobile Phone Tablet and more devices,can charge 3 devices at one time, but output is 5V.The battery is removable. After the 18650 battery is fully charged, the battery can be taken out for other uses(battery is not included).
  • USB and Type C cannot output fast charge at the same time. When two phones are plugged into the phone at the same time, only 5V can be output at the same time. Only when using one USB interface output, Type C PD output is available.
  • Need to use your own 18650 batteries, Compatible with all types of 18650 Li-ion batteries (within 69mm length),Need to use the new 18650 battery of the same capacity and model, can not use different brands of batteries.
  • Each battery slot is individual charging and detection. It automatically terminates charging when the batteries are full charged. Intelligent Safe: Reverse polarity protection, intelligent output identification, electro-static discharge protection, over-load protection, output over-current protection

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6. LHIABNN DIY Power Bank – Make Your Own External Battery Pack,2 Output 3 Input

LHIABNN DIY Power Bank

Portable External Battery Charger Box (Batteries Not Included) & 2-USB Ports DIY Battery Bank Premium Plastic Shell Box with LCD Display DIY large capacity up to 20000mAh+.

[LED Flashlight]–This diy external battery box comes with a led flashlight, you can light it up after installing the battery(not included). Light weight design.Convenience to carry.

Highlighted Features:

  • Load 1 to 8 pieces lithium battery (69mm length) Flat head
  • Quick charging and quick phone charging
  • Dual port power bank, two devices can be charged at same time.3 input ports,any usb cable can charge the power bank.
  • Accurate display of power, keep the battery status at any time
  • Built-in protection circuit can effectively prevent over-current, over-charge, over-voltage, short-circuit.

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7. YAAO 3 in 1 Portable Charger, Wireless Power Bank 18650 Battery Charger High Capacity Back Up Battery

YAAO 3 in 1 Portable Charger

There is always a simple way to save your space and your time, and meet your daily power need with TOLEAD P10 Portable Charger. 3-in-1 combination designed to meet different demands.

The battery charger can quickly charge 4 pcs 18650 batteries in 5 hours, and powerful 18W PD portable (10 W Wireless) output charge is 3 times faster than other conventional chargers.

LCD power display offer you easy view at the remaining power with numbers and battery image that you can have better using experience. Choose our product for the economical way to long-lasting power for all your electronic devices.

Highlighted Features:

  • 3 in 1 Combination, Flexibility: Our product is a combination of a past portable charger, a wireless charger pad and a battery charger for fast charging and meet your daily charging demand anytime, anywhere.
  • Portable Charger With Dual Input & output: Type-C interface can be in/out charge, using standard Type-C cable, can support up to 18 W of in/out charge; Micro USB is charging interface, using QC 3.0 charger, can support 5V-9V fast charging, and USB interface is 5V/2V output.
  • Fashionable LCD Design: No more guesswork, LCD indicator keeps tracking current charger status and let you know when the charging is complete, and makes the whole charge look more fashionable.
  • All-Around Compatibility: Our product not only supports Apple series, but also supports Android devices and Microsoft products. Wired charging is compatible with all smart phones. Suitable for iPhone Series, Samsung Galaxy Series, Samsung Note Series,Google Pixel Series and more. Our product is essential for a business trip or other outdoor actives..
  • 4 X 18650 Battery Charger: Battery charger faster, At the same time, you can charge up to 4 batteries at the same time, you can also charge one battery or two or three. And, when used as a charger, our product has a cover, which is safer than traditional universal chargers.

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8. AITRIP 5pcs 18650 Battery Charger Protection Module, Power Bank PCB Module Board

AITRIP 5pcs 18650 Battery Charger Protection

The LED digital screen displays the current battery charge while charging. When discharging, the LED digital screen displays the current power, and the display is saved in about 30 seconds (double-click the button to resume display).

The system will provide an accurate battery indication after a complete charge and discharge. The positive pole of the battery is connected to B+ and the negative pole is connected to B-, do not reverse it. If it is reversed, it will burn out

Highlighted Features:

  • IR of PCM : ≤65 mΩ
  • Allowed 0V Change: Yes
  • Constant Current: 2.4A
  • Dual Output Current: 5V 2.4A
  • Input Voltage B+ to B-: 3.0 – 4.2V

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9. Diymore 18650 Lithium Battery V3 Shield 1 Holder 3V/1A 5V/2A USB Power Bank Battery

Diymore 18650 Lithium Battery V3

LED Indicate: Green means full,Red means charging. Be careful of “+” and “-“, you should follow the direction of “+””-” on the PCB. If you put wrong direction, charging chip will be destroyed.This product does not include 18650 battery!

Highlighted Features:

  • Micro USB port Input.
  • Type-A USB Output.
  • 1 switch control USB output.
  • Over charge protection.
  • Over discharge protection

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10.  18650 Battery Charger 4 Slot Built-in Super Fast Wireless Charger and Power Bank

18650 Battery Charger 4 Slot

Made with fire resistant,heat-resisting and low temperature resistance material,and with Red/Green led light display battery charger,it is safe to use. Fit for 18650 rechargeable lithium batteries(batteries not included in our package),super fast wireless charger,also function as a power bank.
4 independently slots, USB charging can charge lithium ion batteries anytime anywhere, especially when you don’t have enough outlet when travel, you can even simply plug into your laptop or other device. Ultra fast charging and easy to use,

Greatly shorten your waiting time, and micro processor controls the charging process, automatically stops when fully charged. Any problem when you received, we are here for you and we will supply the best service.

Highlighted Features:

  • Only fit for 18650 battery
  • Super fast wireless charger
  • Function as power bank
  • A battery charger
  • An USB cables
  • Don’t charge any non-rechargeable batteries, it is dangerous.

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Buying Guide: What to Consider When Select Best 18650 Power Bank

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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Best 18650 Power Bank that you consider buying. Your questions might include the following:

  • Is it worth buying 18650 Power Bank?
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We’re trustworthy that you likely have far more questions than just these concerning 18650 Power Bank Reviews, and the only real way to satisfy your need for knowledge is to get facts from as many reputable online sources as you possibly can.

Possible origin sources can include buying guides for 18650 Power Bank, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Best 18650 Power Bank. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 18650 Power Bank Reviews buying guide, and the report is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 18650 Power Bank currently available on the market.

  1. Brand Value: Every brand of 18650 Power Bank has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for Best 18650 Power Bank?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your 18650 Power Bank.
  5. Customer Ratings: Number rankings grade Best 18650 Power Bank objectively.
  6. Customer Reviews: Closely related to rankings, these paragraphs give you first-hand and detailed report from real-world users about their Best 18650 Power Bank.
  7. Product Quality: You don’t always get what you pay for with 18650 Power Bank Reviews, occasionally less or more.
  8. Product Reliability: How sturdy and durable Best 18650 Power Bank is should be an indication of how long it will work out for you.

We always remember that maintaining 18650 Power Bank Reviews information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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