Always charged – always ready.
Powerbank 30K QC is a new generation of external batteries with an incredible capacity of 30,000 mAh and 22.5W fast charging technology. It is designed for anyone who needs reliable power for their phone, tablet or laptop, no matter where they are. The compact and durable design allows for easy use on the go, at home or in the office.

Fast charging

Enjoy universal fast charging that ensures your devices are charged in the shortest possible time.

Charging multiple devices simultaneously

The Sponge Energy 30K QC allows you to charge up to three devices simultaneously – via two USB-A and one USB-C output. With a total power of up to 22.5W, you'll always have power at hand.

Easy charging of the battery itself

You can easily charge the power bank via USB-C or Micro-USB port, giving you complete flexibility.

Transparency with digital display

On the built-in LCD screen, you can always monitor the remaining battery capacity, voltage and charging current - complete real-time monitoring.

Durable and compact design

Made of high-quality plastic , resistant to shocks, scratches and other mechanical damage. The elegant and compact design allows you to carry it in a bag, backpack or pocket.

Safety first

Integrated overvoltage and overload protection ensures safe charging for all your devices.

Technical specifications:

• Capacity: 30,000 mAh
• Output power: up to 22.5W QC
• Inputs: Micro-USB / USB-C (5V/3A, 9V/2A, 12V/1.5A)
• Outputs: USB-C: 5V/3A, 9V/2.22A, 12V/1.67A
• USB-A: 4.5V/5A, 5V/3A, 9V/2.22A, 12V/1.67A
• Dimensions: 142 × 69 × 28 mm
• Weight: 420g

Why choose Sponge Energy 30K QC?

✅ 30,000 mAh capacity - charges your phone up to 10 times or your tablet up to 3 times
✅ Fast charging 22.5W - safe and efficient charging of multiple devices simultaneously
✅ Digital display - complete overview of battery status
✅ Durable design – Scratch and impact resistant, suitable for everyday use

✅ Built-in protection - safety against overvoltage and overload