1. Product Overview
The charmast 20000mAh Portable Charger with Wall Plug is a versatile power bank designed for convenient charging of multiple devices. It features a high-capacity battery, built-in cables for universal compatibility, and an integrated wall plug for easy recharging.
Image: The charmast portable charger showcasing its key features: foldable AC wall plug, smart display, 20W fast charging, and 20000mAh capacity.
Key Features:
- Built-in Wall Plug: For direct charging of the power bank from any standard 100-240V AC outlet, eliminating the need for extra charging adapters.
- 20000mAh High Capacity: Provides multiple charges for smartphones, tablets, and other USB-powered devices.
- 20W PD/QC Fast Charging: Supports Power Delivery (PD) and Quick Charge (QC) protocols for rapid device charging.
- 3 Built-in Cables: Includes Lightning, USB-C, and Micro-USB cables for broad compatibility with various devices.
- Low-Current Mode: Safely charges small devices like AirPods and smartwatches.
- LED Indicator Lights: Digital display shows the remaining battery percentage and charging status.
- Flight-Friendly: 77Wh capacity complies with airline regulations for carry-on luggage.
- Advanced Safety Protection: Guards against overcharging, over-discharging, and short circuits.
Image: A visual comparison showing the organized, compact charmast power bank with its built-in cables next to a messy array of traditional chargers and tangled cables, highlighting its convenience.
2. What's Included
Upon unboxing your charmast Portable Charger, you should find the following items:
- 20000mAh Power Bank (Model C2046S) x 1
- User Manual x 1
- Durable Pouch x 1
- Packaging Box x 1
- Charmast Certificate of Conformity x 1
Image: The complete package contents of the charmast portable charger, showing the device, user manual, and other included items.
3. Setup and Charging the Power Bank
Charging the Power Bank via Wall Plug:
To recharge your charmast portable charger, simply unfold the built-in AC wall plug and insert it directly into a standard wall outlet. The LED display will show the charging progress. This method supports 100-240V voltage, making it suitable for international travel without a voltage converter.
Image: A person demonstrating how to plug the charmast portable charger directly into a wall outlet for recharging, highlighting its integrated design.
Charging the Power Bank via USB-C Input:
Alternatively, you can recharge the power bank using its USB-C input port. Connect a USB-C cable (not included for power bank charging) to the power bank's USB-C input and to a compatible USB wall adapter. The LED display will indicate charging status.
4. Charging Your Devices
Using Built-in Cables:
The power bank includes three built-in cables for various devices:
- Lightning Cable: For Apple iPhone, iPad, and AirPods.
- USB-C Cable: For Android phones, tablets, and other USB-C devices.
- Micro-USB Cable: For older Android devices and other Micro-USB accessories.
Simply pull out the appropriate built-in cable and connect it to your device. The power bank will automatically begin charging. You can charge multiple devices simultaneously using the different built-in cables.
Image: The charmast portable charger actively charging a smartphone, a tablet, and wireless earbuds, demonstrating its multi-device charging capability with built-in cables.
Low-Current Mode:
For small devices that require lower charging current, such as AirPods, Apple Watch, or LED camp lights, the power bank features a low-current mode. To activate, press and hold the power button for 3 seconds. The LED display will show a small icon indicating low-current mode is active. Repeat the process to exit low-current mode.
Image: A woman using the charmast power bank to charge a small portable fan and a Bluetooth speaker, illustrating the low-current mode for compatible devices.
Fast Charging:
The power bank supports 20W Power Delivery (PD) and Quick Charge (QC) for compatible devices, allowing for significantly faster charging times compared to standard chargers. When fast charging is active, a lightning icon will turn green on the LED display.
Image: A graphic demonstrating the 20W fast charging feature, showing a smartphone reaching 25% charge in 10 minutes with the charmast power bank.
5. LED Display Indicators
The integrated LED display provides real-time information about the power bank's status:
- Battery Percentage: Shows the remaining charge level of the power bank from 0-100%.
- Charging Indicator: When the power bank is being recharged, the percentage will blink.
- Fast Charging Indicator: A green lightning icon appears when a device is being fast-charged.
- Low-Current Mode Indicator: A small icon will appear when low-current mode is active.
Image: A close-up of the power bank's LED display, showing a '100%' battery level and a green lightning icon, indicating that it is in fast charging mode.
6. Safety and Maintenance
General Safety Guidelines:
- Avoid exposing the power bank to extreme temperatures, direct sunlight for prolonged periods, or moisture.
- Do not disassemble, puncture, or modify the device.
- Keep out of reach of children.
- Advanced protection against overcharging, over-discharging, and short circuits is built-in to ensure safety.
Flight-Friendly Information:
With a 77Wh capacity, this power bank complies with airline regulations for carry-on luggage. Always pack it in your carry-on bag, never in checked luggage, to ensure safe travel.
Image: A man using the charmast power bank to charge his phone in an airport, emphasizing its suitability for air travel.
7. Troubleshooting
If you encounter any issues with your charmast Portable Charger, please refer to the following common solutions:
- Device Not Charging: Ensure the power bank is sufficiently charged. Check that the built-in cable is securely connected to both the power bank and your device. Try a different built-in cable or a different device to isolate the issue.
- Power Bank Not Recharging: Verify that the wall plug is fully inserted into a live outlet. If using the USB-C input, ensure the cable and wall adapter are functional.
- Slow Charging: Confirm that your device supports fast charging (PD/QC) and that the power bank is in fast charging mode (indicated by the green lightning icon). Ensure the cable is properly connected.
- LED Display Not Working: Press the power button briefly to activate the display. If it remains off, the power bank may be fully discharged or require service.
8. Product Specifications
| Specification | Value |
|---|---|
| Model Number | C2046S |
| Battery Capacity | 20000 Milliamp Hours (77Wh) |
| Product Dimensions | 5.91 x 2.83 x 1.09 inches |
| Item Weight | 14.4 ounces |
| Connector Type | USB Type C (Input/Output), Built-in Lightning, USB-C, Micro-USB |
| Special Features | Auto Shut-Off, Built-In Cable, Built-In Wall Plug, Fast Charging, LED Indicator Lights, Low-Current Mode |
| Manufacturer | Dong guan Utopia-Originality Technology Co., Ltd |
Image: The charmast power bank in a suitcase, illustrating its compact size and weight for travel.
9. Warranty and Support
Your charmast Portable Charger comes with a 24-month warranty. For any product-related issues, questions, or assistance, please contact our customer service. We offer 7-day/24-hour friendly customer service and aim to resolve any problems within 24 hours.
Please refer to the contact information provided in your product packaging or visit the official charmast website for support.
