F-Energy S20k1 is a power bank that combines performance, user comfort, and the highest level of safety. With it, you will gain independence and confidence that your devices will always be ready to use.

Charge 3 devices simultaneously
You can charge up to three devices simultaneously with two USB-A ports and one USB-C port. Now, you don't have to worry about running out of power in your smartphone, tablet, or other devices—the power bank will fully charge each.

Powerful capacity of 20,000 mAh
With its massive capacity of 20,000 mAh, F-Energy S20k1 will provide you with more than enough power for an extended period. Whether you are on the go or need support for your devices daily, this power bank will meet your needs.

Battery charge indicator
Our power bank has been designed with user convenience in mind. Four LED indicators allow you to check the remaining battery capacity (0--25%--50%--75%--100%).

Versatile inputs
Power bank F-Energy S20k1 offers two types of inputs—USB-C and Micro-USB, allowing you to charge the device with different cables, depending on your preferences and the device you want to charge.

Sleek design
The S20k1 power bank boasts an incredibly slim design, making it easy to store and carry. It comfortably fits in your pocket or purse, and its lightweight construction won't burden you during your travels.

Allowed on board airplanes 
The F-Energy S20k1 power bank complies with airline carriers' safety requirements and standards, allowing it to be legally carried on board airplanes.

Safety
The power bank features a 5-level protection system: protection against overheating, over-current, short circuit, and overcharging, over-voltage.

Specification:
Model: F-Energy S20k1
Capacity: 20,000 mAh
Battery voltage: 3,7 V
Energy: 74 Wh
Total input: 5 V/2.4 A
Input ports: Micro-USB & USB-C
Total output: 5 V/2.4 A
USB-C + USB-A: 5 V/2.4 A
USB-A 1 output: 5 V/2.4 A
USB-A 2 output: 5 V/2.4 A
USB-C output: 5 V/2.4 A
Cable: USB-A to USB-C