--- product_id: 607283011 title: "charmast Fast Charging Power Bank 20000mAh With Built-in 4 Cables 6-Outputs" brand: "charmast" price: "¥8184" currency: JPY in_stock: true category: "Charmast" url: https://www.desertcart.jp/products/607283011-charmast-fast-charging-power-bank-20000mah-with-built-in-4 store_origin: JP region: Japan --- # 22.5W fast charging output 20000mAh high capacity Built-in 4 cables + 2 USB outputs charmast Fast Charging Power Bank 20000mAh With Built-in 4 Cables 6-Outputs **Brand:** charmast **Price:** ¥8184 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your hustle, anywhere, anytime! ## Quick Answers - **What is this?** charmast Fast Charging Power Bank 20000mAh With Built-in 4 Cables 6-Outputs by charmast - **How much does it cost?** ¥8184 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/607283011-charmast-fast-charging-power-bank-20000mah-with-built-in-4) ## 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 - • **Power That Lasts:** Massive 20000mAh capacity keeps your devices juiced through long workdays, travel, or remote meetings without missing a beat. - • **All-in-One Charging Hub:** Say goodbye to cable chaos with 4 built-in cables (Micro USB, USB-C, iPhone) plus 2 USB-A ports for charging up to 5 devices simultaneously. - • **Smart LED Digital Display:** Stay in control with a precise LED display showing exact battery percentage, so you never get caught off guard. - • **Flight-Safe & Travel Ready:** Compact, lightweight, and airline-approved—your perfect companion for seamless power on the go. - • **Rapid Recharge, Rapid Power:** Experience blazing 22.5W fast charging output to power your devices quickly and efficiently—because your time is valuable. ## Overview The charmast Fast Charging Power Bank packs a powerful 20000mAh lithium polymer battery with 6 outputs including 4 built-in cables (Micro USB, USB-C, iPhone) and 2 USB-A ports, enabling simultaneous charging of up to 5 devices at 22.5W fast charge. Its smart LED digital display offers precise battery status, while its compact, flight-safe design makes it an essential travel and work companion for professionals on the move. ## Description Buy charmast Fast Charging Power Bank 20000mAh With Built-in 4 Cables 6-Outputs | 22.5W,Flight-Safe,20000mAh Large Capacity,LED Display,Charge 6 Devices at Once,Work with iPhone iPad Airpods Samsung Pixel online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase. ## Features - 【Power Bank with Built-in Cables x 4】This power bank comes with three different types of cables (Micro USB/USB C/iPhone), catering to the diverse needs of users. Additionally, it features one USB-A port for recharging the power bank itself. With these built-in cables, you can bid farewell to cable clutter and enjoy a more convenient charging experience. - 【5 Outputs & 4 Input Ways】Built-in 3 output cables + 2 standard USB A outputs.The max output fast charging to be 22.5W. Allowing for wide compatibility to meet diverse device charging needs. Recharging the power bank itself using built-in USB A cable or through Micro USB port, USB C in/out port. - 【Charges 5 Devices Simultaneously】With it’s built-in 3 output cables(Micro USB+USB C+iPhone connector) and 2 standard USB A outputs,it allow charge 5 devices max at the same time. - 【20000mAh High Capacity】Never worry about running out of battery again as this power bank offers ample power for smartphones, tablets, and other USB-enabled devices. Whether you're traveling, working, or simply away from a power source, this reliable power bank ensures that you stay connected. - 【Precise LED Digital Display】The portable charger is equipped with advanced smart digital display technology, ensuring the accuracy of power display up to 100%. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CJBQJZ5F | | Amperage | 3 Amps | | Antenna Location | Indoor/Outdoor | | Battery Capacity | 20000 Milliamp Hours | | Battery Cell Type | Lithium Polymer | | Best Sellers Rank | #634 in Mobile Phones & Communication Products ( See Top 100 in Mobile Phones & Communication Products ) #48 in Mobile Phone Portable Power Banks | | Brand | charmast | | Color | Navy Blue | | Compatible Devices | Smartphone, Tablet | | Compatible Phone Models | Android | | Connector Type | Micro USB, USB Type A, Usb | | Customer Reviews | 4.4 4.4 out of 5 stars (5,058) | | Is Electric | Yes | | Item Dimensions | 16 x 7.2 x 1.9 centimeters | | Item Weight | 340 Grams | | Manufacturer | Dong guan Utopia-Originality Technology Co., Ltd | | Mfr Part Number | C2065-BLUE-AU | | Model Number | C2065 | | Number of Batteries | 2 Lithium Polymer batteries required. (included) | | Number of Ports | 4 | | Portable | Yes | | Power Source | Battery Powered | | Unit Count | 1 Count | | Voltage | 5 Volts | ## Product Details - **Battery capacity:** 20000 Milliamp Hours - **Brand:** charmast - **Colour:** Navy Blue - **Connector type:** Micro USB, USB Type A, Usb - **Voltage:** 5 Volts ## Images ![charmast Fast Charging Power Bank 20000mAh With Built-in 4 Cables 6-Outputs - Image 1](https://m.media-amazon.com/images/I/71RmWXidaEL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: What should I do if the power bank fails to charge my device?** A: Please tell the seller directly via Amazon. We will promptly troubleshoot the issue and provide effective solutions for you. **Q: How do I charge the battery pack? Do I need to purchase a different cord?** A: You may recharge the powerbank via its attached recharging cord, or you may get a seperated A to C or C to C cable to recharge the powerbank. **Q: Can this portable charger be taken on an airplane?** A: Yes, portable chargers are allowed in carry-on luggage, but not 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: How long it will take to fully recharged the power bank?** A: 6 hours (via built-in USB-C port); 12 hours (via built-in USB-A port). ## Frequently Bought Together - Charmast 20000mAh Portable Charger with 4 Built-in Cables & 6 Outputs, 20W Power Bank Fast Charging - USB C External Battery Pack for iPhone 16 15 14, Android, iPad, Tablet & More (Travel Essential) - Charmast 20000mAh Portable Charger with 4 Built-in Cables & 6 Outputs, 20W Power Bank Fast Charging - USB C External Battery Pack for iPhone 16 15 14, Android, iPad, Tablet & More (Travel Essential) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/607283011-charmast-fast-charging-power-bank-20000mah-with-built-in-4](https://www.desertcart.jp/products/607283011-charmast-fast-charging-power-bank-20000mah-with-built-in-4) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-05*