Expertbeacon Essentials
Portable Charger Power Bank 40000mAh, Dual USB Power Bank Output 5V 3A External Cell Phone Battery Pack, External Phone Power Bank Compatible with Smartphones and All USB Devices
ASIN: B0CSSPHJY6

by Kevis

Portable Charger Power Bank 40000mAh, Dual USB Power Bank Output 5V 3A External Cell Phone Battery Pack, External Phone Power Bank Compatible with Smartphones and All USB Devices

6.3
Confidence Moderate

ExpertBeacon Score and confidence are proprietary signals, not retailer ratings.

Demand Top 94%
Confidence Moderate

How It Compares

Compared with other products in Portable Power Banks.

Demand
6%
Expert Score
10%
Buy on AmazonView Details

Affiliate Disclosure — We earn from qualifying purchases. ExpertBeacon Score, Expert Score, Value, and Confidence are our own signals, not retailer ratings.

Share:

Product Features

  • 【40000mAh Portable Charger】 40000mAh Ultra-Large Cell Capacity power bank will keep your phone running all day, It widely compatible with smartphone and all USB devices. Allowing you to charge mobile devices without having to be tethered to a plug socket.
  • 【Dual Output & Dual Input】 The power bank has 2 USB 5V output ports, one type C 5V 2A Input and one micro 5V 2A Input that detect all the connected devices and efficiently distributes the current output up to 5V 3A. The USB C can fully refill the battery itself in 12 hrs at 5V 3A.
  • 【Reliable Li-polymer Power Bank】 This portable charger utilizes a safe high-density lithium polymer battery module. It is much safer than any Li-ion charger. It is not only more compact, but it also offers a larger battery capacity, surpassing traditional lithium-ion batteries in safety standards.
  • 【Small and Slim】 It feels incredibly compact for a 40000mAh power bank, weighing just 420g and only 30mm thick. Easy to toss into a bag and incredibly portable. The Type-C input port has no output function.
  • 【What You Get】 40000mAh portable charger, USB cable, our worry-free 12-month warranty and friendly customer service. If you have any question, pls feel free to contact us via message.

Related Products

Anker Power Bank, 26,800 mAh External Battery with Dual Input Port and Double-Speed Recharging, 3 USB Ports Without USB C Port, for iPhone Series, iPad, Samsung, Android and Other Devices

Anker Power Bank, 26,800 mAh External Battery with Dual Input Port and Double-Speed Recharging, 3 USB Ports Without USB C Port, for iPhone Series, iPad, Samsung, Android and Other Devices

Krisdonia 50000mAh Laptop Power Bank 5/9/12/16/19/20V Portable Laptop Battery Charger with QC3.0 USB-A Port & 12V Type-C Port for Laptop, Tablet, Smartphone and More Devices

Krisdonia 50000mAh Laptop Power Bank 5/9/12/16/19/20V Portable Laptop Battery Charger with QC3.0 USB-A Port & 12V Type-C Port for Laptop, Tablet, Smartphone and More Devices

SKYNEW Powerbank Hard Travel Case Compatible RAV Power 26800/20100/20000mAh, Anker Power Core 26800mAh/ PowerCore +26800mAh, ROMOSS 30000mAh, Miady Charger, Ekrist, Lab599 Tx500 Radio(Light Grey)

SKYNEW Powerbank Hard Travel Case Compatible RAV Power 26800/20100/20000mAh, Anker Power Core 26800mAh/ PowerCore +26800mAh, ROMOSS 30000mAh, Miady Charger, Ekrist, Lab599 Tx500 Radio(Light Grey)

Skynew Power Bank Hard Travel Case Medium Compatible RAV Power 26800/20100/20000mAh, Anker Power Core 26800mAh/ PowerCore +26800mAh, INIU 10000mAh and Miady 10000/15000mAh (Medium Black)

Skynew Power Bank Hard Travel Case Medium Compatible RAV Power 26800/20100/20000mAh, Anker Power Core 26800mAh/ PowerCore +26800mAh, INIU 10000mAh and Miady 10000/15000mAh (Medium Black)

JIGA Power Bank 30000mAh, 22.5W PD USB-C Portable Charger with 3 Inputs & 5 Outputs and Flashlight, QC 3.0 Cell Phone External Battery Pack for iPhone X, 12, 11 Pro, iPad, Samsung etc

JIGA Power Bank 30000mAh, 22.5W PD USB-C Portable Charger with 3 Inputs & 5 Outputs and Flashlight, QC 3.0 Cell Phone External Battery Pack for iPhone X, 12, 11 Pro, iPad, Samsung etc

INIU Power Bank, 25000mAh 100W USB C Laptop Portable Charger, PD QC Fast Charging 3-Output Battery Pack, Travel Charger for Laptop MacBook iPad Tablet Steam Deck iPhone 17 16 15 14 Pro Samsung S25 etc

INIU Power Bank, 25000mAh 100W USB C Laptop Portable Charger, PD QC Fast Charging 3-Output Battery Pack, Travel Charger for Laptop MacBook iPad Tablet Steam Deck iPhone 17 16 15 14 Pro Samsung S25 etc

Belkin Portable Charger, USB C Power Bank 10000 mAh w/ 2xUSB-A Ports, 15W w/ Type-C to Type-A Cable - iPhone 17, Air, Pro, Pro Max, Samsung Galaxy S25, Nintendo Switch 2, Google Pixel 10, etc. - Blue

Belkin Portable Charger, USB C Power Bank 10000 mAh w/ 2xUSB-A Ports, 15W w/ Type-C to Type-A Cable - iPhone 17, Air, Pro, Pro Max, Samsung Galaxy S25, Nintendo Switch 2, Google Pixel 10, etc. - Blue

Anker 621 Magnetic Portable Charger (MagGo), 5,000mAh Wireless Power Bank with USB-C Cable, Magsafe-Compatible Battery Pack for iPhone 16/15/14/13/12 Series

Anker 621 Magnetic Portable Charger (MagGo), 5,000mAh Wireless Power Bank with USB-C Cable, Magsafe-Compatible Battery Pack for iPhone 16/15/14/13/12 Series

Popular in Portable Power Banks

WASOTO Heated Vest Jacket Battery Pack 16000mAh 9V Output with LED Display, Rechargeable Power Bank with DC/Type-C/USB Supports PD3.0/PD2.0

WASOTO Heated Vest Jacket Battery Pack 16000mAh 9V Output with LED Display, Rechargeable Power Bank with DC/Type-C/USB Supports PD3.0/PD2.0

VELVET CAVIAR Battery Pack Compatible with MagSafe - Magnetic Portable Power Bank with USB-C Cable - Slim Charger for iPhone 12 13 14 15 - Fast Charging 5000 mAh (Nude Checkered)

VELVET CAVIAR Battery Pack Compatible with MagSafe - Magnetic Portable Power Bank with USB-C Cable - Slim Charger for iPhone 12 13 14 15 - Fast Charging 5000 mAh (Nude Checkered)

Attom Tech Dual USB Output Super Slim Power Bank Ultra Thin, 3000mAh Portable Charger Mini External Phone Battery Pack Small Dual Outlet, Emergency Phone Power Backup (White)

Attom Tech Dual USB Output Super Slim Power Bank Ultra Thin, 3000mAh Portable Charger Mini External Phone Battery Pack Small Dual Outlet, Emergency Phone Power Backup (White)

Anker Power Bank, 20,000mAh 30W Max Fast Portable Charger with Built-in USB-C and MFi Certified Lightning Cables, USB-C&A, Battery Pack for iPhone 17/16/15/14 Series, MacBook, Galaxy

Anker Power Bank, 20,000mAh 30W Max Fast Portable Charger with Built-in USB-C and MFi Certified Lightning Cables, USB-C&A, Battery Pack for iPhone 17/16/15/14 Series, MacBook, Galaxy

Amazon Basics Ultra-Portable Fast Charging Power Bank Battery, USB-C, 20100mAh with 18W PD and two 12W USB-A Ports for iPhone, Samsung, iPad, and more, Black

Amazon Basics Ultra-Portable Fast Charging Power Bank Battery, USB-C, 20100mAh with 18W PD and two 12W USB-A Ports for iPhone, Samsung, iPad, and more, Black

Anker 737 Power Bank, 24,000mAh 3-Port Laptop Portable Charger with 140W Output Power Bank Power Station 60,000mAh,Portable Outdoor Generator 87W

Anker 737 Power Bank, 24,000mAh 3-Port Laptop Portable Charger with 140W Output Power Bank Power Station 60,000mAh,Portable Outdoor Generator 87W

WONGKUO Solar Charger Power Bank - 49800mAh Solar Phone Charger with USB-C in/Output, QC 3.0 Fast Charging with LED Flashlight, Portable Power Bank Built-in 4 Cables, IP65 Waterproof Fits

WONGKUO Solar Charger Power Bank - 49800mAh Solar Phone Charger with USB-C in/Output, QC 3.0 Fast Charging with LED Flashlight, Portable Power Bank Built-in 4 Cables, IP65 Waterproof Fits

UGREEN Nexode Power Bank 20000mAh 130W Portable Charger Bundle with Uno Magsafe Portable Charger

UGREEN Nexode Power Bank 20000mAh 130W Portable Charger Bundle with Uno Magsafe Portable Charger

Get Weekly Recommendations

Product recommendations delivered to your inbox. No spam, unsubscribe anytime.

Popular Buying Guides

MattressAir PurifiersSound Barssalad spinnercoffee filterbaggage scalekitchen scalewebcam coverlaminatorcooling rackpaper shredderjump ropepizza cutterwebcammeat thermometerwidescreen computer monitorloaf panbaby monitortoaster oven countertopshoe horn