---
product_id: 457235370
title: "onn. Portable Battery, 4k mAh, Black"
brand: "onn."
price: "62 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/457235370-onn-portable-battery-4k-mah-black
store_origin: PL
region: Poland
---

# onn. Portable Battery, 4k mAh, Black

**Brand:** onn.
**Price:** 62 zł
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** onn. Portable Battery, 4k mAh, Black by onn.
- **How much does it cost?** 62 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/457235370-onn-portable-battery-4k-mah-black)

## Best For

- onn. enthusiasts

## Why This Product

- Trusted onn. brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

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)

## Images

![onn. Portable Battery, 4k mAh, Black - Image 1](https://i5.walmartimages.com/asr/72a7cf4f-5f3a-452a-a2cd-02adaca34dd1.05234c3b1b5f655c63d3d33d038e90e5.jpeg)
![onn. Portable Battery, 4k mAh, Black - Image 2](https://i5.walmartimages.com/asr/f4096b5d-4560-4fd3-a948-7d776c670411.4793abb51b1a7d6745ccb8c1b543f06f.jpeg)
![onn. Portable Battery, 4k mAh, Black - Image 3](https://i5.walmartimages.com/asr/b8fd3d9b-1775-4432-ab94-2bb5045cf2c1.f247e3b8eb72cbc1a326b93f6bbe77f4.jpeg)
![onn. Portable Battery, 4k mAh, Black - Image 4](https://i5.walmartimages.com/asr/4c56aab7-8e06-4b38-b41f-8a126ee69e77.3bf84021e41f8b24ae6433df8734c0d4.jpeg)
![onn. Portable Battery, 4k mAh, Black - Image 5](https://i5.walmartimages.com/asr/fc52c0b8-4468-4935-9336-b103936250dc.349d4f8355f3123b8a0538b13cecf3f4.jpeg)

---

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**Shop now:** [https://www.desertcart.pl/products/457235370-onn-portable-battery-4k-mah-black](https://www.desertcart.pl/products/457235370-onn-portable-battery-4k-mah-black)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-26*