1. Introducció
Thank you for choosing the Xiaomi 30000mAh Power Bank. This ultra-high capacity portable charger is designed to provide reliable and efficient power for your mobile devices, including smartphones, tablets, and other digital gadgets. With its massive 30000mAh capacity, multiple charging ports, and advanced safety features, it is an ideal companion for travel, outdoor activities, and daily use.
This manual provides essential information on how to set up, operate, maintain, and troubleshoot your power bank. Please read it thoroughly before using the product to ensure safe and optimal performance.
2. Producte acabatview
The Xiaomi 30000mAh Power Bank features a sleek design and robust construction, equipped with various ports for versatile charging. It includes two USB-A output ports, one USB-C port (for both input and output), and a Micro USB input port.

Figura 2.1: Frontal view del banc d'energia Xiaomi de 30000 mAh, mostraasing its textured black surface and minimalist design.

Figure 2.2: Promotional image highlighting the Xiaomi 18W Power Bank 30000mAh, emphasizing its high capacity and smart fast charging capabilities.
2.1 Característiques clau
- Capacitat ultra alta: 30000 mAh (111 Wh) proporciona múltiples càrregues per a telèfons intel·ligents, tauletes i altres dispositius.
- Càrrega ràpida: Supports 18W MAX fast charging with 3.6A total output for quick and efficient power delivery.
- Càrrega multidispositiu: Two USB-A outputs and one USB-C port allow simultaneous charging of up to three devices.
- Càrrega de baix corrent: Double press the Check Battery button to activate low-current charging mode for smart bands, Bluetooth earphones, and other small devices.
- Característiques de seguretat avançades: Built-in high-precision resistance, inductance, and capacitance components provide multiple circuit protections, including overcharge, overcurrent, short-circuit, input overvoltage, input reverse insertion, output overvoltage, and reset protection.

Figure 2.3: Illustration of the 30000mAh power bank's capacity, showing how many times it can charge various smartphone models like Xiaomi 13, Redmi Note 13 Pro, and iPhone SE (A2298).

Figure 2.4: The power bank simultaneously charging a smartphone, a camera, and another device, demonstrating its multi-port capability.
3. Configuració i ús inicial
3.1 Càrrega del banc d'energia extern
Before first use, it is recommended to fully charge your Xiaomi 30000mAh Power Bank. Use a compatible USB-C or Micro USB cable and a wall adapter (not included) to charge the power bank. The LED indicators on the power bank will show the charging progress.
- Connect the USB-C or Micro USB input port of the power bank to a power source.
- The indicator lights will blink during charging and remain solid when fully charged.
- Charging time may vary depending on the power adapter used. For faster charging, use an 18W or higher power adapter.
3.2 Comprovació del nivell de la bateria
Press the power button once to check the remaining battery level. The LED indicators will light up to show the approximate charge level:
- Un LED: 0-25%
- Dos LED: 25-50%
- Tres LED: 50-75%
- Quatre LED: 75-100%
4. Instruccions de funcionament
4.1 Dispositius de càrrega
To charge your devices, connect them to the power bank using appropriate USB cables. The power bank will automatically detect the connected device and begin charging.
- Connect your device's charging cable to one of the USB-A output ports or the USB-C port on the power bank.
- Connecteu l’altre extrem del cable al dispositiu.
- La càrrega començarà automàticament. Si no, premeu el botó d'engegada una vegada.
4.2 Càrrega simultània
The power bank supports charging up to three devices simultaneously using its two USB-A ports and one USB-C port. Ensure all devices are connected with their respective cables.
4.3 Low Current Charging Mode
For charging low-power devices such as Bluetooth earphones, smartwatches, or fitness trackers, activate the low current charging mode to prevent overcharging and ensure stable power delivery.
- Double press the Check Battery button (power button).
- The LED indicators will start blinking in sequence, indicating that low current charging mode is active.
- Connecteu el vostre dispositiu de baix consum.
- To exit low current charging mode, double press the Check Battery button again, or it will automatically exit after two hours.

Figure 4.1: The power bank next to a smart band, illustrating the low-current charging feature for small devices.
5. Manteniment
Un manteniment adequat garanteix la longevitat i el rendiment òptim del teu banc d'energia.
5.1 Neteja
- Disconnect the power bank from all devices and power sources before cleaning.
- Use a soft, dry cloth to wipe the surface of the power bank.
- Do not use liquid cleaners, aerosols, or solvents, as they may damage the device.
5.2 Emmagatzematge
- Store the power bank in a cool, dry place, away from direct sunlight, extreme temperatures, and humidity.
- Si l'emmagatzemeu durant un període prolongat, carregueu el banc d'energia extern aproximadament al 50-75% cada tres mesos per mantenir la bateria en bon estat.
- Mantenir fora de l'abast dels nens.
6. Solució De Problemes
If you encounter issues with your Xiaomi Power Bank, refer to the following common solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| El banc d'energia no es carrega | Loose cable connection, faulty cable/adapter, power bank depleted. | Ensure cables are securely connected. Try a different cable or wall adapter. Allow sufficient time for charging. |
| El dispositiu no es carrega des del banc d'energia | Power bank depleted, faulty cable, device not compatible, low current mode needed. | Check power bank battery level. Try a different charging cable. Ensure your device is compatible. For small devices, activate low current charging mode. |
| Càrrega lenta | Using a low-power adapter/cable, multiple devices charging, device's charging protocol. | Use a fast-charging adapter (e.g., 18W) and a high-quality cable. Charging multiple devices simultaneously may reduce individual charging speed. |
| Power bank automatically turns off | Power bank depleted, device fully charged, short circuit protection activated. | Recharge the power bank. This is normal if the connected device is fully charged. Disconnect and reconnect the device; if the issue persists, contact support. |
7. Especificacions
| Número de model | PB3018 |
| Capacitat de la bateria | 30000 mAh (111 Wh) |
| Dimensions del producte | 6.1 x 2.85 x 1.53 polzades |
| Pes de l'article | 1.4 lliures |
| Ports d'entrada | USB-C, Micro USB |
| Ports de sortida | 2 x USB-A, 1 x USB-C |
| Sortida total | 3.6A (màx.) |
| Suport de càrrega ràpida | 18 W MÀX |
| Color | Negre |
| Fabricant | Xiaomi |
8. Informació de seguretat
Your Xiaomi Power Bank is equipped with multiple safety mechanisms to ensure safe and reliable operation. Please adhere to the following safety guidelines:
- No desmunteu, modifiqueu ni repareu el dispositiu vosaltres mateixos.
- No exposeu el banc d'energia extern a temperatures extremes (superiors a 60 °C/140 °F o inferiors a 0 °C/32 °F), a la llum solar directa ni al foc.
- Eviteu deixar caure, impactar o sotmetre el banc d'energia a vibracions fortes.
- Mantingueu el banc d'energia allunyat de l'aigua, la humitat i les substàncies corrosives.
- Feu servir només cables i adaptadors de càrrega originals o compatibles certificats.
- Do not operate the power bank if it has been damaged in any way.
- Desfeu-vos del banc d'energia de manera responsable d'acord amb la normativa local. No el llenceu amb les escombraries domèstiques.
8.1 Integrated Protections

Figure 8.1: The power bank is shown in various usage scenarios, including being packed for camping/hiking and used for express delivery, highlighting its portability and utility in different environments.

Figura 8.2: Una sobrecàrrega view of the power bank charging a camera, a smartphone, and another device, illustrating its capability to power multiple gadgets simultaneously.

Figure 8.3: The power bank next to a smart band, illustrating the low-current charging feature for small devices.
The power bank incorporates a high-quality circuit chip with comprehensive protection features:
- Protecció de temperatura: Evita el sobreescalfament.
- Protecció contra curtcircuits: Mesures de seguretat contra curtcircuits.
- Protecció de reinici: Permet reiniciar el dispositiu en cas de mal funcionament.
- Sobrecàrrega d’entradatage Protecció: Protegeix contra un volum d'entrada excessiutage.
- Input Reverse Insertion Protection: Prevents damage from incorrect cable insertion.
- Protecció contra sobrecorrent de sortida: Guards against excessive output current.
- Sortida Overvoltage Protecció: Protects connected devices from high output voltage.
- Overcharge and Over-discharge Protection: Allarga la vida útil de la bateria evitant la sobrecàrrega i la descàrrega profunda.
- Hardware-level Overcurrent Short Circuit Protection: Enhanced protection at the hardware level.
9. Garantia i Suport
Xiaomi products are built to the highest quality standards. For information regarding warranty coverage, terms, and conditions, please refer to the warranty card included with your product packaging or visit the official Xiaomi weblloc.
If you require technical support, have questions about product operation, or need to report an issue, please contact Xiaomi customer service through their official channels. Keep your purchase receipt and product model number (PB3018) handy when contacting support.
For more information, visit the official Xiaomi Store: Botiga oficial de Xiaomi





