4000 mAh Power Bank

Pocket-sized Portable Power

NEBO’s 4000mAh Power Bank is our most compact and lightweight power solution to easily charge your devices on-the-go. This pocketable battery backup is USB-C rechargeable, and it has one USB-A output to charge a variety of USB powered devices along with an LED charge indicator so you know exactly how much power you have remaining. Ideal for personal, daily use. The power bank is sturdy, impact-resistant and it can charge an smartphone up to 1.3x times before needing to be recharged.

*Based on internal testing with an iPhone 13 mini. Results may vary by device and conditions.

NOW $29.99

4000 mAh Power Bank

Pocket-sized Portable Power

Charge On

The pocketable, lightweight design of the NEBO Power Bank 4000mAh makes it ideal for personal, daily use. Great for charging a smartphone, tablet, smartwatch, camera, headlamp or any other USB rechargeable device. Recharge an iPhone 13 mini up to 1.3x times on a full charge.*

*Results will vary due to environmental factors, battery age/condition, device settings and other variables. Estimated charges are based on wired charging of an iPhone 13 mini (2406mAh battery).

Thanks to a powerful and rechargeable 4000mAh lithium-ion battery, you can quickly and easily recharge the power bank with the USB-C port.

Constructed with durable, strong, and lightweight ABS (acrylonitrile butadiene styrene) plastic so your power bank is ready support you wherever you go. The rugged housing is designed to protect against drops of up to 1 meter. There’s no need to leave your NEBO Power Bank at home when you travel since it meets the TSA & FAA regulations as an approved carry-on item.

IMPORTANT: The final decision rests with the TSA officer on whether any item is allowed through the security checkpoint. Please see TSA to check and verify all requirements and regulations.

  • 4000mAh Li-ion Battery 3.7V (14.8Wh)
  • Up to 1.3x Phone Charges
  • USB-C Rechargeable
  • Recharge Time: 2.5 Hours (2.0A) & 5 Hours (1.0A) 10 hours (0.5A)
  • Input: USB-C (5V / 2.0A)
  • Output: 1x USB-A (5VDC / 2.0A)
  • Durable, ABS Construction
  • Pocketable, Compact & Lightweight
  • 4-LED Charge Indicator
  • USB-C Charging Cable Included

Pushbutton Functions

Single - click to turn on. The indicators will light to indicate battery level, the LED will be shut down automatically after about 30s.

Power, Battery, and Charging Indicator

This product includes 4 LED indicators the battery charge level and charging status - 4 blue LEDs indicate the approximate level of the battery in 25% increments. The highest LED will flash during charging to indicate charging is active. All LEDs will be solid BLUE when charging is complete.

  • When product is in use, indicators will light to indicate battery level.
  • If the battery level is depleted and the user attempts to turn on the product, the first LED will flash to indicate the battery level is too low to turn on and charging is required.
  • 1x USB-C Cable
  • 1x #21700 Li-ion 4000mAh 3.7V 14.8Wh

Recharging protections:

  • Short circuit protection
  • Over-charging protection
  • Over-discharge protection

Note: Internal battery is not serviceable.

  • 3.94" x 1.1" x .98"
  • .31 lbs
California Prop 65 Warning

4000 mAh Power Bank

Pocket-sized Portable Power