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.

Price: $42.97 - $33.99
(as of May 25,2026 23:20:48 UTC – Details)

Product Description

PowerCore

Probably our most popular charging series—ever. With faster charging, more advanced technology, and even better portability.

PowerCore Essential 20000

The travel-friendly design boasts a huge 20,000mAh cell 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.

Ultra-High Cell Capacity

Simultaneous USB Charging

Universal Compatibility

The Anker Advantage

From quality technology to friendly support. Join our family of over 55 million happy users, and change the way you charge.

Exclusive Technology

Anker’s exclusive PowerIQ and VoltageBoost technologies combine to ensure the fastest possible charge up to 2.4 A. Does not support Qualcomm Quick Charge.

Trickle-Charging Mode

Designed to provide optimized charging to low-power devices such as earphones, Bluetooth speakers, and other accessories.

LED Power Indicator

The cool-blue LED displays remaining power and charging status. Just push the button to see how much power you have left.

Dual Output

Charge two devices at the same time with twin USB-A output ports.

Rapid Recharge

Recharge PowerCore using either the micro USB or USB-C ports. Micro USB cable included. USB-C cable not included. The USB-C port is input-only and cannot charge other devices.

Series

Basic

Basic

Basic

Premium

Premium

Main Feature

Portable

Portable /Light

Triple Device Charging

PD+PIQ2.0 Quick Charge

Macbook Air Supported

Extra Hours of Battery Life (based on current average smartphone batteries)

+92Hours

+46 Hours

＋123 Hours

+92hour

＋123 Hours

Output Ports

1xUSB-C 1xUSB-A

1xUSB-A

3xUSB-A

1xUSB-C 1xUSB-A

1xUSB-C 2xUSB-A

Recharging Time

10Hours

~4.7Hours

6.5 Hours（using both input ports）

6.5 Hours（USB-C to USB-C PD）

USB-C to USB-C PD: 3.5 Hours

Size

6.2 x 2.9 x 0.8 in

3.6 x 2.3 x 0.9 in

7 x 3.1 x 0.9 in

6.2 x 2.9 x 0.8 in

7.1 x 3.1 x 0.91 in

Weight

342.5g/12.1oz

180g/6.35oz

490g/17.28oz

345.5g /12.2oz

580g/20.5oz

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)