---
product_id: 192686188
title: "Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White)"
brand: "oumij"
price: "₩283526"
currency: KRW
in_stock: false
reviews_count: 8
url: https://www.desertcart.kr/products/192686188-portable-charger-20000mah-8-x-18650-batteries-power-bank-kit
store_origin: KR
region: South Korea
---

# Dual LCD indicator for real-time status 20000mAh capacity powerhouse Quad-port charging versatility Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White)

**Brand:** oumij
**Price:** ₩283526
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Power your hustle, anywhere, anytime!

## Quick Answers

- **What is this?** Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White) by oumij
- **How much does it cost?** ₩283526 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/192686188-portable-charger-20000mah-8-x-18650-batteries-power-bank-kit)

## Best For

- oumij enthusiasts

## Why This Product

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

## Key Features

- • **Smart Safety Tech:** Built-in over-current, over-discharge, and overload protection for worry-free charging.
- • **Quad Charging Ports:** Micro USB, Type-C input plus dual USB outputs keep all your devices juiced simultaneously.
- • **Real-Time LCD Display:** Stay informed with dual indicator lights showing precise charging status at a glance.
- • **Sleek & Portable Design:** Slim, lightweight shell fits perfectly in your bag or pocket — power on the go, effortlessly.
- • **Massive 20000mAh Capacity:** Power through your day with 8 x 18650 batteries (not included) for unstoppable energy.

## Overview

This DIY Portable Charger Kit features a durable plastic shell designed to house 8 flat-head 18650 batteries (not included), delivering up to 20000mAh capacity. Equipped with Micro USB and Type-C inputs plus dual USB outputs, it supports versatile charging for most 5V devices. The integrated safety protections and dual LCD indicators ensure reliable, real-time monitoring. Compact and lightweight, it’s perfect for professionals who demand customizable, high-capacity power solutions on the move.

## Description

Specifications: Shell Material: Plastic Battery Model: 8 x 18650 Batteries(NOT included) Input Interface: 1 x Micro USB Port, 1 x Type-C Port Output Interface: 2 x USB Ports Capacity: 20000mAh Input Voltage: 5V 2A(Max) Output Voltage: 5V/1A, 5V/2A Charging Limited Voltage: 5.5V Color: White, Blue, Black(Optional) Compatible: For most digital devices(Output voltage of the device should be 5V) Size: Approx. 161 x x 22.5mm / 6.34 x 3.19 x 0.89 inch Package Weight: 95G Quantity: 1PC Note: 18650 Battery must be flat head, NOT the tip battery. 8 x 18650 Batteries are NOT included. Please follow the battery positive and negative installation(The negative pole of the battery attaches to the spring of the shell) This is a power bank kit, not a finished product. Package List: 1 x Power Bank DIY Kit (Including PCBA board and shell, other items in the pictures are not included.)

Review: Fast delivery - exactly what was described - Fast delivery - exactly what was described
Review: Impossible to use - Accidentally closed before puting the batteries and now can't open the lid...

## Features

- The mobile power supply has four charging ports, Micro USB input, dual USB output (1A/2A), Type-C input, which is more convenient to use.
- The internal program of the mobile power supply has over-current protection, over-discharge and overload Wide compatibility with most digital devices (device output voltage should be 5V).
- The dual indicator light LCD display of the mobile power supply can display the charging status. Portable design, easy to carry. This is just a case, not a finished product or a battery.
- The mobile power supply can be placed in 8 18650 batteries and can reach 20000mAh. Please note that the 18650 battery must be flat, not the tip battery.
- If you have any doubts about this product, please feel to contact with us. And we have a professional after-sales team to answer your questions within 24 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07S87785X |
| Best Sellers Rank | 4,350 in Mobile Phone Portable Power Banks |
| Colour | White |
| Customer Reviews | 3.3 3.3 out of 5 stars (43) |
| Date First Available | 24 May 2019 |
| Item Weight | 90 g |
| Manufacturer reference | ucpzqh7fit-02 |
| Special features | Indicator,Portable,Portable Charger |

## Product Details

- **Battery capacity:** 20000 Milliamp Hours
- **Brand:** Oumij
- **Colour:** White
- **Connector type:** Micro USB
- **Special feature:** Indicator,Portable,Portable Charger

## Images

![Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White) - Image 1](https://m.media-amazon.com/images/I/3193mKjImVL.jpg)
![Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White) - Image 2](https://m.media-amazon.com/images/I/31IS7Sow-SL.jpg)
![Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White) - Image 3](https://m.media-amazon.com/images/I/31iPWzgzn9L.jpg)
![Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White) - Image 4](https://m.media-amazon.com/images/I/31rJITjtbgL.jpg)
![Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White) - Image 5](https://m.media-amazon.com/images/I/41Dxj+rrWwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fast delivery - exactly what was described
*by O***A on 14 September 2021*

Fast delivery - exactly what was described

### ⭐ Impossible to use
*by M***T on 23 March 2023*

Accidentally closed before puting the batteries and now can't open the lid...

### ⭐ melted
*by J***Y on 18 August 2020*

dangerous electronics

## Frequently Bought Together

- Oumij Portable Charger 20000mAh 8 x 18650 Batteries Power Bank Kit Case Shell Dual USB + Type-C + Micro USB Port for iPhone, Samsung and Other Devices(White)
- eSUN PLA Filament 1.75mm, PLA Basic Dimensional Accuracy +/- 0.05mm, 1KG Spool (2.2 LBS) Speedy Filament for 3D Printers,Grey
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**Shop now:** [https://www.desertcart.kr/products/192686188-portable-charger-20000mah-8-x-18650-batteries-power-bank-kit](https://www.desertcart.kr/products/192686188-portable-charger-20000mah-8-x-18650-batteries-power-bank-kit)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-01*