3 best power bank 20000mahs

A 20,000mAh power bank is a portable device used to charge various electronic devices such as smartphones, tablets, and other gadgets when you're on the go. These power banks are related to batteries, replacement parts, maintenance, upkeep, repairs, and accessories, particularly in the context of cell phone accessories. Here's what you should know about a 20,000mAh power bank:

  1. Capacity:

    • A 20,000mAh power bank has a capacity of 20,000 milliampere-hours, which measures the amount of electrical charge it can store. This capacity can provide multiple charges to most smartphones and other small electronic devices.

  2. Charging Ports:

    • Power banks typically come with multiple charging ports, including USB-A and sometimes USB-C. These ports allow you to connect various devices simultaneously.

  3. Fast Charging:

    • Many 20,000mAh power banks support fast charging technologies like Quick Charge or Power Delivery (PD). This enables faster charging of compatible devices.

  4. Compatibility:

    • These power banks are compatible with a wide range of devices, including smartphones, tablets, Bluetooth headphones, and more.

  5. Size and Portability:

    • While 20,000mAh power banks offer a high capacity, they are relatively compact and portable, making them convenient for travel and outdoor activities.

  6. Indicator Lights:

    • Most power banks have LED indicator lights to show the remaining battery capacity, so you know when it's time to recharge the power bank itself.

  7. Recharge Method:

    • Power banks can be recharged through a USB cable connected to a wall adapter, computer, or even a solar panel, depending on the model.

  8. Safety Features:

    • Quality power banks include safety features like overcurrent protection, overvoltage protection, short-circuit protection, and temperature control to prevent damage to your devices.

  9. Brand and Model Options:

    • Many reputable brands produce 20,000mAh power banks, such as Anker, RavPower, Xiaomi, and more. Each brand may offer unique features and designs.

  10. Price Range:

    • The price of a 20,000mAh power bank can vary based on factors like brand, build quality, and additional features. They are available in a range of price points to suit different budgets.

When choosing a 20,000mAh power bank, consider factors like your specific devices, the number of devices you need to charge simultaneously, and the availability of fast charging.A power bank of this capacity can be a valuable accessory for those who need to stay connected while away from traditional power sources.

Below you can find our editor's choice of the best power bank 20000mahs on the market
  

INIU Portable Charger, 20W PD3.0 QC4.0 Fast Charging LED Display 20000mAh Power Bank, Tri-Outputs Battery Pack Compatible with iPhone 12 11 XS X 8 Samsung S20 Google LG iPad Tablet etc. [2021 Version]

INIU

Based on 10 reviews Check latest price
  • ✅【INIU’s Confidence】At INIU, we use only the highest-grade materials, so we do have the confidence to provide industry-leading 3 years warranty.
  • ✅【Know-Before-You-Go】Unlike vague blinking lights, the digital display shows you the exact percentage of power left and when to recharge. Let you know before you go.
  • ✅【3X Ultra-Fast Charging】The newest 20W Power Delivery 3.0 USB C port, plus dual QC 4.0+ USB outputs, to revolutionize your experience of speed, especially bring the latest iPhones from 0 to 60% just in 35mins, 3X faster than regular 1A chargers.
  • ✅【7 Days of Safe Power】Enjoy a full week’s worth of charging capacity with the airline-approved 20000mAh power bank.
  • ✅【Even Wider Compatibility】Unlike the market’s most power banks incapable of charging low-current accessories, INIU PD3.0 Super portable charger can work with not only all the phones, tablets but your smaller devices like AirPods, Bluetooth headphones, fitness trackers, smart watches, etc.

Product features

Why This INIU Portable Charger?

✔ Clear LED digital display lets you never guess the remaining power

✔ Truly fast charge your devices with the cutting-edge PD 3.0 & QC 4.0 outputs

✔ Saving your 50% of the recharging time via the blazing-fast PD3.0 USB C input

✔ An airline-approved 20000mAh power bank offers you a full week’s safe power

✔ The built-in flashlight is helpful for reading, camping, blackout or emergency

Anker Portable Charger, PowerCore Essential 20000mAh Power Bank with PowerIQ Technology and USB-C (Input Only), High-Capacity External Battery Pack Compatible with iPhone, Samsung, iPad, and More.

Anker

Based on 28 reviews Check latest price

Product description

PowerCore Essential 20000

The Ultra-High Capacity Dual-Port Portable Charger



From Anker, America's Leading USB Charging Brand

• Faster and safer charging with our advanced technology

• 50 million+ happy users and counting



Power for Days

20,000mAh is enough power to keep your phone, tablet, and other devices charged for days. You'll wonder how you ever spent so much time plugged into the wall.



Superior Safety

Anker's MultiProtect safety system ensures complete protection for you and your devices.



Premium Design

With a sleek matte exterior and cool-blue LED light-wheel to display battery level, PowerCore Essential 20000 is premium both inside and out.



Worry-Free Warranty

At Anker, we believe in our products. That's why we back them all with an 18-month warranty and provide friendly, easy-to-reach support.



Trickle-Charging Mode

Trickle charging is designed to provide optimized charging to low-power devices such as earphones, Bluetooth speakers, and other accessories. To activate, press the power button twice or press and hold for 2 seconds until the LED indicator turns green.



Compatibility:

Compatible with iPhone XS / XS Max / XR, Android smartphones and tablets (including the Nexus 7), and other USB devices.



Note:

USB-C cable, Lightning cable, and AC adapter not included.

There are 4 LED indicators in total.

When the trickle-charging mode is on, the last LED light will remain green, regardless of battery status.

The two input ports may not be used at the same time. The USB-C input port and micro USB port are for input only. This product’s USB-C port cannot charge iPhone 12. Use a USB-A to Lightning cable (not included) to charge an iPhone.



PowerCore Essential 20000 does not support laptop charging. To charge laptops you will need a portable charger with at least a 30W output.

  • Ultra-High Capacity: The massive 20,000mAh capacity provides more than 5 charges for iPhone XS, almost 5 full charges for Samsung Galaxy S10, more than 4 charges for iPhone 11, and over 2 and a half charges for iPad mini 5.
  • Advanced Charging Technology: Anker's exclusive PowerIQ and VoltageBoost technology combine to deliver an optimized charge to your devices, while the trickle-charging mode is the best way to charge low-power accessories.
  • Simultaneous Charging: Twin USB ports allow you to charge two devices at the same time. The USB-C port cannot charge other devices.
  • Versatile Recharging: With both a USB-C and Micro USB input port, you have more options over how you recharge. Recharging PowerCore with a 10W charger will take approximately 10.5 hours, while recharging with a 5W charger will take approximately 20 hours.
  • What You Get: Anker PowerCore Essential 20000, Micro USB cable, travel pouch, welcome guide, our worry-free 18-month warranty, and friendly customer service. (USB-C cable, Lightning cable, and wall charger not included)

Product features

PowerCore Essential 20000

The travel-friendly design boasts a huge 20,000mAh capacity to keep multiple devices topped up for days, and with support for simultaneous USB charging, this is the ultimate combination of power and convenience.

Universal Compatibilty

Anker’s PowerIQ technology provides optimized charging to virtually any mobile device.

Trickle-Charging Mode

Designed to meet the tiny power requirements of smaller devices, ensuring a fast and safe charge for every device, no matter the size.

Compact and Portable

At just 0.7 inches thick and weighing less than a pound, this is one of our most portable ultra-high capacity portable chargers.

Simultaneous USB Charging

Make the most of the 20,000mAh capacity to fully charge 2 mobile devices at the same time.

Comprehensive Protection

Our MultiProtect safety system combines high-voltage protection, current regulation, temperature control, and more to keep you and your devices safe.

The Anker Advantage

Join our family of over 50 million happy users, and change the way you charge.

INIU Portable Charger, Compact 20000mAh Dual 3A High-Speed Power Bank, USB C Input with Flashlight External Phone Battery Pack, for iPhone Xs X 8 Plus iPad AirPods Samsung S10 S8 Google LG Huawei etc

INIU

Based on 3 reviews Check latest price
  • ✅【INIU’s Confidence】All INIU gadgets adopt high-class materials, so we do have the confidence to provide industry-leading 3 years warranty.
  • ✅【The Most Compact 20000mAh】Built in Aviation-grade high energy density battery pack, it sizes 5.3*2.7*1.0in and weighs 12.3oz, 20% smaller than most 20000mAh portable chargers available today.
  • ✅【High-speed Charging】Outpace your mates and charge 1.4x faster through our exclusive UPower+ technology. After intelligently identifying your devices, it auto-adjusts the output up to 3A.
  • ✅【7 Days of Safe Power】Always ready to empower your journey and back you up for a whole week with this airline approved 20000mAh power bank.
  • ✅【Handy Flashlight】Simply click the power button twice to turn on/off it, helpful for reading, camping, blackout or emergency.

Product features

Why This INIU Power Bank?

✔ The most compact 20000mAh power bank on the market

✔ Fast fuel two devices together with the extremely fast dual 3A outputs

✔ 12-layer SmartProtect safety protection and the strongest anti-impact casing combined build the most durable and safest charger ever

✔ Serves as not only an on-the-go charger but a handy torch in an emergency

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