onn. Portable Battery, 4k mAh, Black


Always be prepared with our onn. Portable Battery. Our travel-friendly, compact, charge-anywhere portable battery puts two extra charges right in your pocket! Simply connect your device and enjoy your extended battery life! Juice onn. with our onn. Portable Battery.

We’re onn. to something here. We took the hassle out of buying electronics and built a brand that’s fresh and simple. With delightful pops of color, finding the right product has never been easier. Say goodbye to stressful decision-making and fear of the electronics aisle. Our mission is simple… to deliver great products and make it easy. Choose onn. and get back to using your brainpower for the important things in life.. like pondering the question, “What should I binge watch this weekend?”

onn. Portable Battery, 4k mAh, Black:

  • Portable battery for smartphones, tablets, and other USB-charged devices
  • 1 extra charge
  • LED power level indicator
  • Rated capacity: 4000mAh/3.7V; actual capacity: 2300mAH/5V
  • For use with USB-connected Apple iPhone, Samsung Galaxy, Google Pixel, and other devices
  • Over-charge/discharge/voltage/current/heat and short circuit protection
  • Input: DC 5V/2A
  • Output: DC 5V/2.4A MAX
  • What’s in the Box? 1 portable battery, 1 micro-USB charging cable 1 ft (30.5 cm)


Brand: onn.
Manufacturer Part Number: WIABLK100026180


Warranty information: 1 year


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