1. Introducció
Thank you for choosing the 4smarts Mini Portable USB-C Charger. This compact and stylish power bank is designed to provide convenient on-the-go charging for your USB-C compatible devices. Please read this manual carefully to ensure proper use and optimal performance.

The 4smarts Mini Portable USB-C Charger features a built-in USB-C connector for direct plug-in charging, eliminating the need for extra cables. Its 4500mAh capacity provides reliable backup power, and its compact, lipstick-sized design makes it easy to carry.
2. Contingut del paquet
Upon unboxing your 4smarts Mini Portable USB-C Charger, please ensure all the following items are present:
- 1 x 4smarts Mini Portable USB-C Charger (Model E08)
- 1 cable de càrrega USB-C a USB-C
- 1 x Soft Pouch
- 1 x Manual d'usuari (aquest document)

3. Configuració i ús inicial
3.1 Càrrega del banc d'energia extern
Before first use, fully charge your 4smarts Mini Portable USB-C Charger. Use the provided USB-C to USB-C cable and connect it to a compatible USB-C power adapter (not included). The four LED indicators on the side will show the charging progress and current battery level.

3.2 Comprovació del nivell de la bateria
The power bank features four LED indicators to display its remaining charge:
- 4 LED: 75-100% carregat
- 3 LED: 50-75% carregat
- 2 LED: 25-50% carregat
- 1 LED: 0-25% de càrrega (recarregar aviat)
4. Instruccions de funcionament
4.1 Charging Your Device (Direct Plug-in)
- Remove the protective cap from the built-in USB-C connector.
- Align the USB-C connector with your device's charging port and firmly plug it in.
- El banc d'energia començarà a carregar el dispositiu automàticament. Els indicadors LED mostraran la càrrega restant del banc d'energia.

4.2 Charging a Second Device (Two-Way Convenience)
While your primary device is charging via the built-in connector, you can also charge a second device. Connect the provided USB-C to USB-C cable to the USB-C input port on the power bank and to your second device. This allows for simultaneous charging.
4.3 Compatibilitat
This power bank is designed for USB-C compatible devices, including:
- iPhone 16/16 Pro/16 Pro Max/16 Plus
- Sèrie iPhone 15
- Samsung Galaxy S24/S23/S22/S21/S20, Z Flip/Ultra
- Google Pixel 8/7/6
- Other USB-C Android smartphones
Nota: This device is not compatible with iPhones that use Lightning ports.

4.4 Fitting with Phone Cases
The design of the built-in USB-C connector allows for charging even when your phone has a protective case, ensuring a secure connection without needing to remove the case.

5. Manteniment i seguretat
5.1 Neteja
Netegeu el banc d'energia amb un drap suau i sec. No utilitzeu productes químics agressius ni materials abrasius.
5.2 Emmagatzematge
Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures. Use the provided soft pouch to protect it from scratches.

5.3 Precaucions de seguretat
- No exposeu el banc d'energia a l'aigua o la humitat.
- Eviteu deixar caure o sotmetre el dispositiu a forts impactes.
- No desmunteu, modifiqueu ni intenteu reparar el banc d'energia extern.
- Mantenir fora de l'abast dels nens.
- Do not use if the device is damaged or shows signs of overheating.
6. Solució De Problemes
If you encounter any issues with your 4smarts Mini Portable USB-C Charger, please refer to the following common solutions:
| Problema | Solució |
|---|---|
| El dispositiu no es carrega | Ensure the power bank is charged. Check the connection between the power bank and your device. Try a different USB-C cable if using the two-way charging feature. |
| Càrrega lenta | Ensure your device and the power bank are properly connected. Verify that the power bank itself is fully charged. |
| Els indicadors LED no funcionen | Press the power button to activate the indicators. If they still do not light up, the power bank may be fully depleted or require service. |
7. Especificacions
- Número de model: E08
- Capacitat de la bateria: 4500 milionsamp Hores (mAh)
- Dimensions del producte: 3.15 x 1.9 x 1.17 polzades
- Pes de l'article: 3.52 unces
- Tipus de connector: USB Type C (built-in)
- Entrada/sortida: USB-C
- Característiques especials: Lightweight, Pocket Size, Slim, Super Mini, Ultra Compact
- Fabricant: Jiangsu Cooostar Technology Co.,Ltd
- Data de primera disponibilitat: 4 de juny de 2024
8. Garantia i Suport
4smarts is committed to delivering innovative, quality electronic accessories. For warranty information or technical support, please refer to the contact details provided in the original product packaging or visit the official 4smarts website. You can also reach out to customer service via the following:
- Correu electrònic de suport: support@iwalkworld.com
- Service Phone (US): 1-888-801-8888 (M-F 9:00-17:00 PST)
- Service Phone (UK): +44-808-175-0000 (M-F 9:00-17:00 GMT)





