Anker 20,000mAh Power Bank, 30W Fast Charging, Digital Display, 3-Port Portable Charger
Anker 20,000mAh Power Bank, 30W Fast Charging, Digital Display, 3-Port Portable Charger
Hero image 0 of Anker 20,000mAh Power Bank, 30W Fast Charging, Digital Display, 3-Port Portable Charger, 0 of 7
50+ bought since yesterdayOverall pick
Visit the Anker Store

Anker 20,000mAh Power Bank, 30W Fast Charging, Digital Display, 3-Port Portable Charger

Key item features

  • Rapid Charging: This power bank delivers up to 30W Power Delivery fast charging, making it suitable for quickly recharging tablets and smartphones.
  • Advanced Safety: An intelligent temperature monitoring system actively minimizes heat generation, maintaining temperatures at least 10% below international safety standards with over half a million daily checks.
  • Versatile Compatibility: The charger intelligently adjusts its power output to ensure fast charging across a broad range of devices, including phones and laptops from brands like Apple, Samsung, and Dell.
  • Compact Portability: Despite its small size, this charger offers significant power, making it an ideal and easily transportable companion for travel.
  • High Capacity: Equipped with a 20,000mAh battery, this power bank can fully charge an iPhone 15 or Galaxy S24 multiple times.
  • Simultaneous Charging: Features dual USB-A and USB-C ports, allowing for the simultaneous charging of two devices.
  • Instant Display: An integrated digital display provides an instant and clear indication of the battery level.
Generated by AI
Current price is $49.97$41.64/lb
Price when purchased online
  • Free shipping
  • Free 30-day returns
Walmart Accident Plan by Allstate

(Only one option can be selected at a time)

How do you want your item?

How do you want your item?
Ships to
Arrives by Today
.
Order within 8 hr 18 min
Sold and shipped by Walmart.com
Free 30-day returns
This item is gift eligible

About this item

Product details

Specifications

Warnings

Customer ratings & reviews

4.5 out of 5 stars
stars907 ratings200 reviews
How item rating is calculated
  1. 5 stars80% (727)
  2. 4 stars8% (69)
  3. 3 stars3% (27)
  4. 2 stars2% (20)
  5. 1 star7% (64)

Reviews summary

Pros

  • : Offers excellent utility and capacity at this price.
  • : Made with materials that can withstand regular use.
  • : Provides reliable power during short-term outages.

Neutral

  • : Can be fast, but may struggle with certain devices or heavy usage.
Generated by AI

Customer photos

  • +13 images
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 200 reviews

Oct 29, 2025
Caleb
5 out of 5 stars review

Verified Purchase

The Best Power Bank I’ve Used

Extremely high capacity. Charged my iPhone 14 Pro Max for a full week on a camping trip. Also charges very quickly. I’ve used this to quick charge drone batteries that normally take multiple hours. And it comes with a USB-C cord as a sort of leash. Would highly recommend. Will likely buy another myself.

Helpful?52PE5CIWVFI85245827264
reply from Anker Team

So glad you love the product! Thank you for your support. We are super excited to provide something that betters your life. We promise to continue striving to exceed your expectations! <br /><br />Remember your device comes with the manufacturer warranty, and anytime you need help just let us know. <br />Email: support&#64;anker.com<br />Phone number: &#43;1 (800) 988 7973

Apr 18, 2026
MALIK
5 out of 5 stars review

Verified Purchase

Expeditious, resilient, and cost-effective.

I got it during the Black Friday sale, and for me, it was worth every cent. The power bank is not only fast but also durable. For on-the-go, you can easily carry it around in your pocket as well,it once fell from a height of 3 feet height but still worked fine. You can charge any type of electronics with it I have charged my phone, my Apple watch as well as my Philips trimmer with it.

Helpful?52PE5CIWVFI85245827264
Oct 26, 2025
April
Top Reviewer
5 out of 5 stars review

Verified Purchase

Lots of power for long days out without electric

Got this on sale at a great price and I love it. Exactly what I wanted and more. It charges my phone fast and several times. Would buy another one if they were still on sale but might just buy one not on said that’s how happy I am with it and how well it charges my phone and still can charge it again if I happen to stay out longer and need another charge. Great power bank with lots of power for long days out without electricity.

Helpful?52PE5CIWVFI85245827264
reply from Anker Team

So glad you love the product! Thank you for your support. We are super excited to provide something that betters your life. We promise to continue striving to exceed your expectations! <br /><br />Remember your device comes with the manufacturer warranty, and anytime you need help just let us know. <br />Email: support&#64;anker.com<br />Phone number: &#43;1 (800) 988 7973