Skip to content
Free shipping on all domestic US Orders
Free shipping on all domestic US Orders

Anker Nano 20K Power Bank Compact 30W Fast Charger w/ Built-In USB-C, Display (Black)

by Anker
Upto 28% off
Current price $36.00
from $36.00
Current price $36.00
Original price $49.99
Original price $49.99
Original price $49.99
Warranty Coverage for defects only. Excludes physical damage. Manufacturer warranty takes precedence if available.
Condition: Brand New
Condition: Brand New
Amazon Ebay Rating

At a glance

View all specifications
Add to compare In comparison
  • 2-Way USB-C Cable + Display: Built-in USB-C cable charges your device and recharges the power bank, so no extra cable is needed. Digital display shows battery level at a glance.
  • 30W Fast Charging: Delivers up to 30W USB-C output for fast charging compatible phones, tablets, earbuds, and more.
  • 20,000mAh Capacity: Reliable backup power for travel, work, flights, commuting, and long days away from an outlet.
  • Fast USB-C Recharging: Recharge the power bank quickly for less downtime between uses.
  • Compact & Travel Ready: Ultra-compact, portable, and airline-safe for everyday carry.

Cellmigo offers all customers a 30-day return policy on New Products, which means you have 30 days after receiving your item to request a return. We have an Extended 90 Day return policy on Renewed (Used/Refurbished) Products. New Products may additionally have Warranty from the manufacturer. Check listing page for warranty information or contact the manufacturer. 

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

Tutorials for Common Issues for Devices we sell can be found here! Below you can find some troubleshooting steps for common issues you are having:

Reset your device before return:

FREE Prepaid US Return Labels (within 30 Days of Shipment):

Prepaid U.S. domestic return labels are available for free if you return your order within 30 days of the shipment date. Please use the following link to generate your repair return label. Note that clicking the incorrect link may result in an "order not found" error. For returns after 30 days, please contact us directly to obtain a manual return label.

Get a Prepaid US Return Label

Purchased on Marketplace

Order # Format

Cellmigo

CM12345

Amazon

123-123456-7891012

eBay

01-12345-78910

Walmart

200011234567890

Backmarket

7012345

International (Non-US) or

Past 30-Day Period

Contact Us

 

Enter your order number and the site will provide your a prepaid return label to return your order. If you are outside of policy, no return label will be provided.

If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted. Renewed Items that are allowed to be returned with 90 Days, require a Manual label created by us. Please Contact us with your issue, and we will send you return label. 

You can contact us at Support@cellmigo.com. 

 

Damages and issues

Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.


Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on Digital items or gift cards.


Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item. At Cellmigo, we tend to avoid exchanges as it leads to delays of processing returns. 


Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.


At Cellmigo, we strive to ensure your complete satisfaction with our products. To facilitate a smoother return process, we recommend resetting your device to its original factory settings. For detailed step-by-step reset instructions, kindly visit our blog section, where you can find valuable tutorials to assist you. Our dedicated support team is also available to guide you through this process. Your convenience and satisfaction are of utmost importance to us at Cellmigo.

Summary

Power up anywhere with the Anker Nano 20K Power Bank 30W. Designed for fast, convenient charging, this compact portable charger combines a high-capacity 20,000mAh battery with up to 30W USB-C output and a built-in USB-C cable, so you can leave extra cords behind and stay charged on the move.

This USB-C power bank is compatible with many of today’s most popular devices, including iPhone 17, iPhone 17 Pro, iPhone 17 Pro Max, iPhone 16, iPhone 16 Plus, iPhone 16 Pro, iPhone 16 Pro Max, Samsung Galaxy S25, S25+, S25 Ultra, S25 FE, Galaxy Z Fold7, Galaxy Z Flip7, Galaxy Z Flip7 FE, Google Pixel 9, Pixel 9 Pro, Pixel 9 Pro XL, Pixel 9 Pro Fold, iPad Air, MacBook Air, AirPods Pro, Galaxy Buds, and more USB-C devices.

With 30W fast charging and 30W fast recharging, this portable battery pack helps reduce downtime while giving you dependable backup power throughout the day. Whether you need a travel power bank for flights, a compact charger for your backpack, or an everyday battery pack for work and commuting, the Anker Nano 20K is built for speed, portability, and convenience.

Key Features: 20,000mAh battery capacity, 30W USB-C output, built-in USB-C cable, USB-C input/output support, compact size, and airline-safe design.

GENERAL Condition Brand New
Brand Anker
Manufacturer Anker
Model Anker Nano Power Bank 20K
Part Number / MPN A1387H11
Manufacturer Color Black
Color Black
Date Listed (YYYY-MM-DD) 2026-03-20
Warranty (US Only) 1 Year
Warranty Info US Model with Limit manufacturer Warranty, terms and conditions apply.
Shipment Weight (Lbs) 1.0
NETWORK Carrier Status
SIM Card Not Applicable
PLATFORM Operating System (OS)
MEMORY Card slot
CAMERA Resolution
BATTERY Battery Capacity 10000 mAh
Average Battery Life (Hours) 20