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Item #:
186865294
charmast Portable Charger with Built-in Wall Plug and Cables, 20000mAh Power Bank Travel Essentials, 20W Fast Charging Battery Pack Compatible with
Item #:
186865294
SLL 1073407
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
24%
In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, July 28
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The simplest way to power up—keep your devices charged for days with our 20000mAh portable charger.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Built-in Cables
Eliminate the hassle of carrying extra cables with built-in connectors that ensure you’re always ready to charge your devices on-the-go.
Fast Charging
Experience rapid charging with 20W output, significantly reducing wait times and keeping your devices powered efficiently during travel.
High Capacity
With 20000mAh, this power bank supports multiple devices, providing reliable power for days while being compact enough for effortless travel.
Product Details
- 3-in-1 Built-in Cables: Built-in USB-C and Micro-USB cables, compatible with iPhone and most devices. No extra cords needed — just plug in and go. Say goodbye to tangled wires and stay charged wherever you are
- Foldable Wall Plug: Built-in foldable plug works with outlets in the US, Europe and Asia. Folds flat for compact storage. Supports 100-240V worldwide voltage — no extra adapter needed for global travel
- 20000mAh Long-Lasting Power: Delivers up to 3-4 full charges for most smartphones. Perfect for camping, flights and emergencies. Compact enough for backpacks — keeps your devices powered through weekend getaways, festivals and work trips
- Wide Device Compatibility: Compatible with iPhone, Samsung Galaxy, Google Pixel, tablets, earbuds and most USB-powered devices. One charger covers all your daily gadgets — no need to carry multiple power accessories
- Flight-Ready & Airline Compliant: At just 77Wh, well under the 100Wh airline limit. Designed for carry-on use only — not permitted in checked luggage. Stay powered through flights, layovers and every stop along the way
- Accurate Digital Power Display: Clear LED screen shows exact battery percentage from 0 to 100%. No more guessing with vague indicator lights — always know how much power you have left
- Complete package: 1 x Power Bank, 1 x User Manual, 1 x Travel Pouch. Backed by 36-month support and technical assistance
| Connector Type | For iPhone, USB-C, Micro |
| Battery Capacity | 20000 Milliamp Hours |
| Other Special Features of the Product | Auto Shut-Off, Built In Cable, Built In Wall Plug, Digital Display, Fast Charging |
| Voltage | 9 Volts |
| Power Source | Corded Electric |
| Amperage | 2.2 Amps |
| Number of Ports | 5 |
| Rapid Charging Performance | 50% in 1 Hour |
| Is Product Cordless | Yes |
| Portable | Yes |
| Compatible Devices | 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 |
| Reusability | Rechargeable |
| Number of Outlets | 1 |
| 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 |
| Item Dimensions L x W x Thickness | 5.91"L x 2.83"W x 1.09"Th (15 x 7.2 x 2.8 cm) |
| Item Dimensions | 5.91 x 2.83 x 1.09 inches (15 x 7.2 x 2.8 cm) |
| Battery Weight | 148 Grams |
| Brand | charmast |
| Model Name | C2046S |
| Model Number | C2046S |
| Number of Items | 1 |
| Built-In Media | 20000mAh Power Bank, Storage Bag, User Manual |
| Mfr Part Number | C2046S |
| Number of Batteries | 2 9V batteries required. (included) |
| Manufacturer | Dong guan Utopia-Originality Technology Co., Ltd |
| Color | white |
| Battery Cell Type | Lithium Polymer |
| Special Feature | Auto Shut-Off, Built In Cable, Built In Wall Plug, Digital Display, Fast Charging |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
What's in the box
20000mAh Power Bank
User Manual
Storage Bag
Who Should Buy?
-
Travel Enthusiasts
Ideal for travelers seeking reliable power for their devices during long journeys and multiple destinations.
-
Heavy Users
Perfect for users who frequently use smartphones and require extended battery life throughout their busy days.
-
Tech Professionals
Great for professionals who rely on multiple devices and need fast charging capabilities while on the go.
-
Minimal Users
Not suitable for light users who rarely need to charge their devices and prefer smaller power banks.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What devices can I charge with the Charmast 20000mAh Portable Charger?
Answer: The Charmast 20000mAh Portable Charger is compatible with a variety of devices including smartphones, tablets, and other USB-powered gadgets. It features built-in cables and supports fast charging technology, making it ideal for quickly powering up multiple devices while on the go. For example, you can charge your latest iPhone, Android devices, or even smaller devices like smartwatches and wireless earbuds seamlessly. -
Question:
How long does it take to charge the Charmast power bank itself?
Answer: Typically, charging the Charmast 20000mAh Portable Charger takes around 8-10 hours using the included wall plug. The charger supports 20W input power, which ensures efficient charging. This way, you can plug it in overnight or during your workday and have it fully powered for your travels or daily use. It’s perfect for those who often need a reliable power source while away from traditional outlets. -
Question:
Is the Charmast power bank suitable for international travel?
Answer: Yes, the Charmast 20000mAh Portable Charger is designed for international travel, featuring a universal compatibility with devices from different regions. The compact size and built-in cables reduce the need for extra accessories, making it travel-friendly. Whether you're exploring new countries or going on business trips, you can conveniently power your devices without the hassle of seeking out compatible chargers. -
Question:
Can I charge multiple devices at the same time?
Answer: Absolutely! The Charmast Portable Charger allows you to charge multiple devices at once thanks to its multiple output ports and built-in cables. This means you can charge your phone, tablet, and Bluetooth device all at the same time. This feature is particularly useful during family outings or group trips where everyone needs their devices powered up. -
Question:
What makes the Charmast power bank a good choice for fast charging?
Answer: The 20W output of the Charmast 20000mAh Portable Charger enables fast charging capabilities, which reduces the time spent charging your devices significantly. This power bank intelligently distributes power to ensure optimal charging speed based on the device's needs. If you're in a hurry and need your smartphone to charge quickly before heading out, this feature ensures you won’t be waiting long for your devices to be ready. -
Question:
Does the power bank come charged out of the box?
Answer: Typically, most power banks have a partial charge when they are shipped, including the Charmast model. It's recommended to fully charge it before your first use to maximize its efficiency. This way, you can experience the full capacity of the power bank right from the start. Checking the charge level beforehand prepares you for a seamless experience whenever you need it. -
Question:
How many times can I charge my smartphone with the Charmast power bank?
Answer: The 20000mAh capacity of the Charmast Portable Charger can charge an average smartphone 4-6 times, depending on the device's battery size. This makes it an excellent option for long trips or when you're unable to access a charging outlet. For instance, you can keep your smartphone charged for a weekend camping trip without worrying about battery life. -
Question:
Is it safe to use the Charmast power bank while charging my devices overnight?
Answer: Yes, the Charmast power bank is designed with safety features that protect against overcharging, overheating, and short-circuiting. You can use it to charge your devices overnight without concern. This makes it a reliable companion when your daily schedule requires your devices to be fully powered by morning. -
Question:
What should I do if the power bank is not charging my devices?
Answer: If the Charmast Portable Charger isn't charging your devices, first check the connections to ensure they are secure. Also, confirm that the power bank is charged itself. Resetting the device by unplugging it and plugging it back in can sometimes resolve the issue. If problems persist, trying another charging cable or another device may help isolate the problem. -
Question:
Where can I buy the Charmast 20000mAh Portable Charger?
Answer: You can purchase the Charmast 20000mAh Portable Charger from Ubuy in Sierra Leone. Ubuy offers a wide selection of electronic accessories, including this power bank, and ensures you have access to the latest models and dependable customer support. This makes Ubuy an excellent option for your electronics needs.
charmast Portable Power Banks C2046S Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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SLL 1073407
Order now and get it around Tuesday, July 28
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- 20000mAh capacity keeps devices charged for days—ideal for outdoor adventures and travel.
- Built-in wall plug for easy charging without cables—perfect for on-the-go power.
- Fast charging with 20W PD/QC technology minimizes downtime and keeps you connected.
- Compatible with multiple devices including iPhone, Android, and low-current devices.
- Flight-friendly design complies with airline regulations—your perfect travel companion.
- Advanced safety features protect against overcharging and short circuits for peace of mind.
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