---
product_id: 595294119
title: "charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output"
brand: "charmast"
price: "¥12365"
currency: JPY
in_stock: true
category: "Charmast"
url: https://www.desertcart.jp/products/595294119-charmast-portable-charger-built-in-cables-20000mah-power-bank-6
store_origin: JP
region: Japan
---

# 22.5W rapid charge 20000mAh powerhouse 6 simultaneous outputs charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output

**Brand:** charmast
**Price:** ¥12365
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your life, unplug the stress!

## Quick Answers

- **What is this?** charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output by charmast
- **How much does it cost?** ¥12365 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/595294119-charmast-portable-charger-built-in-cables-20000mah-power-bank-6)

## Best For

- charmast enthusiasts

## Why This Product

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

## Key Features

- • **Unstoppable Energy:** Get 3-4 full phone charges on the go—weekend trips, flights, or emergency-ready.
- • **Cable Chaos, Solved:** Built-in USB-C, Micro-USB & Lightning cables mean zero cord clutter, zero hassle.
- • **Precision Power Meter:** Digital display shows exact battery %, so you never get caught off guard.
- • **Fast & Flight-Friendly:** 22.5W fast charging with airline-approved 77Wh capacity keeps you powered worldwide.
- • **Power for All Your Devices:** Charge 6 devices at once—phones, tablets, earbuds, smartwatches—no compromises.

## Overview

The charmast Portable Charger is a sleek, flight-approved 20000mAh power bank featuring 6 output ports and built-in USB-C, Micro-USB, and Lightning cables. It delivers fast 22.5W charging with a precise digital battery display, enabling simultaneous charging of multiple devices. Designed for global travel and everyday hustle, it fits easily in backpacks and carry-ons, backed by a 36-month warranty.

## Description

desertcart.com: charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output | Travel Fast Charging Battery Pack for iPhone 17/16/15 Samsung Android, Flight-Approved, Multi-Device, USB-C & USB-A, LED % : Cell Phones & Accessories

## Features

- Stay Powered Anywhere: This 20K portable charger delivers 3-4 full phone charges - ideal for camping, flights, or emergencies. Fits easily in backpacks to keep devices alive through weekend trips, festivals, or work travel
- 3-in-1 Built-in Cables: No more hunting for cables! This power bank has USB-C and Micro-USB cables built in, compatible with iPhone and most devices — just plug in and charge. No cord clutter, no hassle
- Wide Compatibility: Compatible with iPhone, Samsung Galaxy, Pixel, iPad, AirPods, Kindle and most tablets. No more carrying multiple chargers — one power bank covers your entire tech lineup
- 22.5W Fast Charging: Get up to a 50% charge in about 30 minutes with 22.5W fast charging. Ideal for quick power-ups before meetings, commutes or when you're rushing out the door
- Exact Battery % — No More Guessing: Unlike basic 4-light indicators, the digital display shows precise remaining power from 0–100%, just like your phone. No more unexpected shutdowns
- Charge 6 Devices at Once: 6 output ports power your phone, tablet, earbuds and smartwatch simultaneously — no more choosing which device to charge first. Ideal for multi-device users
- Double the Power, Minimal Extra Weight: 20,000mAh capacity (2× a standard 10K charger) in a slim 6.3 × 2.85 × 0.72 in design. Slightly heavier than 10K models but holds twice the energy — fits anywhere a paperback book would
- Flight-Friendly Portable Power: At 77Wh, well under the 100Wh airline carry-on limit. Always pack in your carry-on bag only — not permitted in checked luggage. A reliable power companion for flights and travel
- Dual Voltage 100V–240V: The built-in cables support worldwide voltage — no converter needed. Ideal for travel across the US, Europe, Asia and beyond.
- Complete Package: 1 x power bank, 1 x use manual, 1 x travel pouch. Backed by 36-month support and technical assistance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CJBRBTVV |
| Amperage | 3 A |
| Antenna Location | Compatible with all Samsung and Pixel models, mainstream Android phones, Compatible with iPad, Tablet, Compatible with iPhone 14/13/12/11/XR, all series, etc, Compatible with iPhone 16/15 Pro/Pro Max series, Compatible with iPhone 17/iPhone 17 Pro/iPhone 17 Pro Max |
| Battery Capacity | 20000 milliamp_hours |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 6 hours |
| Battery Weight | 148 g |
| Best Sellers Rank | #546 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #58 in Cell Phone Portable Power Banks |
| Brand | charmast |
| Color | Purple |
| Compatible Devices | Compatible with all Samsung and Pixel models, mainstream Android phones, Compatible with iPhone 14/13/12/11/XR, all series, etc, Compatible with iPhone 16/15 Pro/Pro Max series, Compatible with iPhone 17/iPhone 17 Pro/iPhone 17 Pro Max, Tablet |
| Compatible Phone Models | Android |
| Connector Type | For iPhone, USB-C, USB-A, Micro |
| Current | DC |
| Customer Reviews | 4.5 4.5 out of 5 stars (7,128) |
| Included Components | 20000mAh Portable Charger, Storage Bag, User Manual |
| Item Dimensions | 6.3 x 2.85 x 0.75 inches |
| Item Dimensions L x W x Thickness | 6.3"L x 2.85"W x 0.75"Th |
| Item Weight | 340 g |
| Manufacturer | Dong guan Utopia-Originality Technology Co., Ltd |
| Maximum Output Power | 22.5W |
| Mfr Part Number | C2065-PUR-AU |
| Model Name | C2065 |
| Model Number | C2065 |
| Number of Batteries | 2 Lithium Polymer batteries required. (included) |
| Number of Ports | 4 |
| Other Special Features of the Product | Auto Shut-Off, Built In Cable, Fast Charging, High Capacity, LED Digital Display |
| Output Current | 5 A |
| Power Source | Corded Electric |
| Rapid Charging Performance | 55% in 1 Hour |
| Reusability | Rechargeable |
| Unit Count | 1 Count |
| Voltage | 5 volts |
| Warranty Description | 36-Month Warranty |
| Warranty Type | 36-month support |

## Product Details

- **Battery Capacity:** 20000 milliamp_hours
- **Brand:** charmast
- **Color:** Purple
- **Connector Type:** For iPhone, USB-C, USB-A, Micro
- **Special Feature:** Auto Shut-Off, Built In Cable, Fast Charging, High Capacity, LED Digital Display

## Images

![charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output - Image 1](https://m.media-amazon.com/images/I/31jinfPEjoL.jpg)
![charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output - Image 2](https://m.media-amazon.com/images/I/51y1TrALvQL.jpg)
![charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output - Image 3](https://m.media-amazon.com/images/I/41NPwHY-k7L.jpg)
![charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output - Image 4](https://m.media-amazon.com/images/I/51ZLUVwB-fL.jpg)
![charmast Portable Charger Built-in Cables, 20000mAh Power Bank 6-Output - Image 5](https://m.media-amazon.com/images/I/41gzN4IMnCL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: What should I do before using this power bank for the first time?**
A: First Charge — Charge completely if not showing 100% initially. After a full charge, press the power button once to check the battery level.

**Q: How do I charge the battery pack? Do I need to purchase a different cord?**
A: 4 ways to charge: 1) Built-in USB-C cable (~6h) 2) Built-in USB-A cable (~12h) 3) Extra USB-C cable via USB-C in/out (~6h) 4) Extra Micro cable via Micro port (~12h). Built-in cables work—no extra cord required.

**Q: Can this portable charger be taken on an airplane?**
A: Yes. This portable charger is 77Wh, which is below the airline limit of 100Wh, so it is allowed for air travel. Please place it in your carry-on luggage only — do not put it in checked baggage.

**Q: Does this support PD/QC fast charging?**
A: Yes, it can fast charge for Android and iPhone. Far greater than the wall charger.

**Q: What should I do if the product is not working?**
A: Please tell the seller through Amazon. Our team will do our best to help resolve any problem quickly and thoroughly.

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**Shop now:** [https://www.desertcart.jp/products/595294119-charmast-portable-charger-built-in-cables-20000mah-power-bank-6](https://www.desertcart.jp/products/595294119-charmast-portable-charger-built-in-cables-20000mah-power-bank-6)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-11*