1. Introducció
This instruction manual provides comprehensive guidance for the safe and efficient use of your Charmast 20000mAh 20W Portable Charger, Model C2046S. Please read this manual thoroughly before operating the device and retain it for future reference.
The Charmast portable charger is designed to provide convenient power on the go, featuring built-in charging cables and an integrated wall plug for versatile recharging and device charging.
2. Què hi ha a la caixa
- Charmast Portable Charger (Model C2046S)
- Mesh Pouch
- Manual d'instruccions

3. Característiques del producte
The Charmast portable charger offers a range of features for efficient and convenient power delivery:
- Alta capacitat: Bateria de 20000 mAh per a un ús prolongat.
- Càrrega ràpida: Supports 20W Power Delivery (PD) and 18W Quick Charge (QC 3.0) for rapid device charging.
- Cables integrats: Integrated cables for various devices, eliminating the need for external cables.
- Integrated Wall Plug: Direct wall charging capability for convenient recharging of the power bank.
- Pantalla digital: LED screen indicates remaining battery percentage.
- Disseny compacte: Slim profile and comfortable grip for portability.
- Proteccions de seguretat múltiples: Includes over-discharge, short-circuit, over-current, and over-voltagprotecció.


4. Configuració
4.1 Càrrega inicial del banc d'energia extern
Before first use, fully charge the portable charger. This ensures optimal battery performance.
- Using the Built-in Wall Plug: Fold out the integrated AC wall plug. Insert the charger directly into a standard wall outlet. The digital display will show the charging progress.
- Using the USB-C Input Port: Alternatively, connect a USB-C cable (not included) to the charger's USB-C input port and a compatible USB wall adapter (9V-2A recommended, not included).
The digital display will show '100%' when fully charged.

5. Instruccions de funcionament
5.1 Càrrega dels vostres dispositius
The portable charger can charge multiple devices simultaneously using its various outputs.
- Ús de cables integrats: Extend the appropriate built-in cable (USB-C or Lightning) and connect it to your device's charging port.
- Ús del port de sortida USB-A: For devices requiring a standard USB-A connection, use your own USB cable and plug it into the USB-A output port on the charger.
The digital display will illuminate, showing the remaining battery percentage of the power bank. Disconnect your device once it is fully charged or when you no longer require charging.
5.2 Capacitat de càrrega ràpida
This charger supports 20W Power Delivery (PD) and 18W Quick Charge (QC 3.0) for compatible devices. This allows for significantly faster charging times compared to standard chargers.


6. Informació de seguretat
Your Charmast portable charger is equipped with multiple safety features to protect both the device and your connected electronics:
- Protecció de sobredescàrrega: Prevents the battery from being excessively discharged.
- Protecció contra curtcircuits: Talla automàticament l'alimentació en cas de curtcircuit.
- Protecció contra sobreintensitat: Mesures de seguretat contra el flux excessiu de corrent.
- Més de voltage Protecció: Protegeix contra el volumtage creixements.
Precaucions de seguretat importants:
- No exposeu el dispositiu a temperatures extremes, a la llum solar directa ni a l'aigua.
- No desmunteu, modifiqueu ni intenteu reparar el dispositiu.
- Mantenir fora de l'abast dels nens.
- Eviteu deixar caure o sotmetre el dispositiu a forts impactes.
- Desfeu-vos del dispositiu d'acord amb la normativa local sobre residus electrònics.


7. Especificacions
| Característica | Especificació |
|---|---|
| Número de model | C2046S |
| Capacitat de la bateria | 20000 milionsamp Hores (mAh) |
| Dimensions del producte | 5.91 x 2.83 x 1.09 polzades |
| Pes de l'article | 14.9 unces |
| Input (Wall Plug) | CA 100-240V, 50/60Hz |
| Input (USB Type C) | 5 V/3 A, 9 V/2 A, 12 V/1.5 A (18 W màx.) |
| Output (USB Type C) | 5V/3A, 9V/2.22A, 12V/1.67A (20W Max PD) |
| Output (USB Type A) | 5V/3A, 9V/2A, 12V/1.5A (18W Max QC 3.0) |
| Característiques especials | 20W Fast Charging, Built-in Cables, Built-in Wall Plug, Digital Display, Over Charging Protection |
8. Manteniment
Proper maintenance ensures the longevity and performance of your portable charger:
- Neteja: Use a soft, dry cloth to clean the exterior of the charger. Do not use liquid cleaners or aerosols.
- Emmagatzematge: Store the charger in a cool, dry place away from direct sunlight and extreme temperatures. If storing for extended periods, charge the device to approximately 50-70% every three months to maintain battery health.
- Manipulació: Avoid bending or stressing the built-in cables excessively to prevent damage.
9. Solució De Problemes
If you encounter issues with your Charmast portable charger, refer to the following common problems and solutions:
- Charger not charging devices:
- Ensure the portable charger itself is sufficiently charged (check the digital display).
- Verify that the charging cable (built-in or external) is securely connected to both the charger and your device.
- Prova un cable o dispositiu diferent per aïllar el problema.
- Charger not recharging:
- When using the wall plug, ensure it is fully extended and inserted into a live power outlet.
- When using the USB-C input, ensure the cable and wall adapter are functional and correctly connected.
- Comproveu si la presa de corrent funciona connectant-hi un altre dispositiu.
- Càrrega lenta:
- Ensure your device supports fast charging and that you are using a compatible port/cable.
- Carregar diversos dispositius simultàniament pot reduir la velocitat de càrrega individual.
- La pantalla digital no funciona:
- The display should activate when charging or being charged. If it remains off, the unit may be completely discharged or faulty. Attempt to recharge the unit.
If the problem persists after attempting these solutions, please contact Charmast customer service for further assistance.
10. Garantia i Suport
Charmast provides a 24 mesos de garantia for this portable charger. We are committed to customer satisfaction and offer 7-day/24-hour friendly customer service.
Should you encounter any issues or have questions regarding your product, please do not hesitate to contact us. We aim to resolve all inquiries within 24 hours.
For support, please refer to the contact information provided on the product packaging or the official Charmast weblloc.







