star star scrolling icon
star star
full_screen_img
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Black compact power bank with digital battery percentage display and rounded edges. - Rolling Square
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Black slim power bank with rubber coating, LED battery display, USB-C and USB-A ports. - Rolling Square
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Compact black power bank with digital display and single power button on smooth matte surface. - Rolling Square
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Sleek black power bank with 20,000mAh capacity and digital charge display. - Rolling Square
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Black compact power bank with digital battery percentage display and rounded edges. - Rolling Square
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Black slim power bank with rubber coating, LED battery display, USB-C and USB-A ports. - Rolling Square
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Compact black power bank with digital display and single power button on smooth matte surface. - Rolling Square
Essential Power Bank - 20,000mAh capacity, on-the-go - Black - Sleek black power bank with 20,000mAh capacity and digital charge display. - Rolling Square

Essential Power Bank - 20,000mAh capacity, on-the-go

$49.90
Color: Black
Black
Quantity:
quantity
quantity
SOLD OUT
30-Day Risk-
Free Trial
Worldwide Warranty
In Stock & Ready to Ship
Designed in Switzerland

Essential Power Bank 20,000 mAh. Offers maximum energy for long days and extended trips.

⚡️ Fast Charging
Delivers up to 20W charging speed for phones, earbuds, and small devices.

💻 Charging efficiency
With 1x USB-C and 1x USB-A, it can charge up to 2x devices simultaneously

💡 LCD Display
Shows remaining battery level.

🧳 Compact Design
Light and pocket-friendly for daily or travel use.

🛡️ Soft-Touch Finish
Durable matte coating with a comfortable grip.

Essential Power Bank 20,000 mAh.
READ MORE
PRODUCT INFO

Powerful, compact, and ready for any challenge.
With a massive 20,000mAh capacity and a sleek, rubberized finish, our power bank offers great portability at just 348g / 12oz. Engineered with dual ports—USB-C PD (20W) and USB-A QC 3.0 (18W)—it powers up devices fast and efficiently. The integrated LCD display lets you keep track of battery life at a glance, while the ultra-slim design makes it the most space-efficient choice in its class.

TECHNICAL SPECIFICATIONS

Capacity: 20,000mAh

Input USB-C: PD 18W (Max 12V/1.5A)
Output USB-C: PD 20W (Max 12V/1.67A)
Output USB-A: QC 3.0 18W (Max 12V/1.5A)
Size: 112x80x24mm / 4.41x3.15x0.94in
Weight: 348g / 12oz
WHAT'S IN THE BOX

20,000mAh Power Bank

100% plastic-free packaging made of paper.
 

REVIEWS
AS SEEN ON
9to5Mac Wired AppleInsider CBS News Cult of Mac Gizmodo Entrepreneur Forbes Tom’s Guide Android Police 9to5Google Gear Patrol The Verge Digital Trends ZDNET Android Central
starstarscrolling icon
starstar

Customer Reviews

Based on 43 reviews
72%
(31)
19%
(8)
7%
(3)
0%
(0)
2%
(1)
j
jessica taylor
Impressive performance

I'm really happy with this power bank. It charges my phone quickly and holds its charge well, making it perfect for my travel days.

J
Jordan T.
Dependable service and quality products

I found this company to be truly trustworthy and attentive to their customers. I had an issue with my charger, and they promptly replaced it without hassle. Such great support!

E
Emily Carter
Reliable charger for on-the-go

This power bank has been a lifesaver on my long trips. With its high capacity, I can charge both my phone and tablet simultaneously without worrying about running out of juice. The LCD display is handy for checking the battery level, and I appreciate the smooth finish. I’ve had a few other chargers, but this one stands out for its performance and design.

A
Alex Turner
A must-have for long days

This is truly more than just a charger, it’s incredibly handy and well-made.

123

READ THE GUIDES

From our editorial team — practical guides where this product fits in.

Best Nano GaN Chargers 2026 — compact travel and daily carry guide cover featuring 65W USB-C Power Delivery, ribbed thermal design, and pocket-sized GaN nano chargers benchmarked against Apple's standard brick
bilingual

Best Nano GaN Chargers 2026: Compact Charging Guide

Compare the best nano GaN chargers of 2026 with real dimensions, weights, and wattage tiers to find the right compact charger for travel and daily carry.[lang2]Compara los mejor...

May 14, 2026 · Rolling Square Team Read article →
The 10 Best Portable Power Banks 2026 — comparison guide cover featuring 10K and 20K USB-C PD power banks, keyring TAU emergency charger, and TSA-approved capacity tiers
bilingual

The 8 Best Portable Power Banks (2026)

A tested comparison of the 10 best portable charger power bank options for 2026 — covering everyday carry, travel, budget, and emergency use cases, with full TSA compliance and ...

May 08, 2026 · Rolling Square Team Read article →
The 8 Best iPhone Charging Cables in 2026 — comparison guide cover featuring USB-C, Lightning, MFi certified picks, up to 240W and 6-in-1 universal options
bilingual

The 8 Best iPhone Charging Cables in 2026: Comparison Guide

A comprehensive comparison of the 8 best iPhone charging cables for 2026 — covering USB-C, Lightning, fast-charging speeds, durability, and the universal multi-connector options...

Apr 28, 2026 · Rolling Square Team Read article →
See all articles →
SOLVE MORE PROBLEMS
arrow
arrow