Borofone BJ15
Borofone BJ15 Wiseacre 10000mAh 22.5W Power Bank User Manual
Model: BJ15 | Brand: Borofone
1. Introduction
Thank you for choosing the Borofone BJ15 Wiseacre 10000mAh 22.5W Power Bank. This manual provides essential information for the safe and efficient use of your device. Please read it thoroughly before operation and retain it for future reference.
2. Product Overview
2.1 Key Features
- High Capacity: 10000mAh battery for extended power.
- Fast Charging: Supports 22.5W output for quick device charging.
- Compact Design: Portable and lightweight, ideal for travel.
- Wide Compatibility: Charges mobile phones, earphones, game consoles, and other USB-powered devices.
- Durable Construction: Built for reliability and everyday use.
2.2 Package Contents
- Borofone BJ15 Wiseacre 10000mAh 22.5W Power Bank
- USB Charging Cable
- User Manual (this document)
2.3 Device Layout

Figure 1: Front view of the Borofone BJ15 Power Bank, showing the digital display indicating 22.5W output and multiple USB output ports.

Figure 2: Back view of the Borofone BJ15 Power Bank, displaying regulatory marks and detailed input/output specifications.
3. Setup
3.1 Initial Charging of the Power Bank
- Connect the provided USB charging cable to the input port of the power bank (e.g., USB-C or Micro-USB).
- Connect the other end of the cable to a compatible USB power adapter (not included) or a computer's USB port.
- The digital display on the power bank will show the charging status and battery level. Charge the power bank fully before first use.
3.2 Battery Level Indicator
The integrated digital display shows the remaining battery percentage of the power bank. A full charge is indicated by 100%.
4. Operating Instructions
4.1 Charging Your Devices
- Ensure the power bank is sufficiently charged.
- Connect your device's charging cable to one of the output ports on the power bank (e.g., USB-A or USB-C).
- Connect the other end of the cable to your device.
- The power bank will automatically begin charging your device. The display may show the output wattage (e.g., 22.5W).
- Disconnect your device once it is fully charged or when you no longer need to charge it.
4.2 Safety Guidelines
- Do not expose the power bank to extreme temperatures, direct sunlight, or water.
- Avoid dropping or subjecting the power bank to strong impacts.
- Do not attempt to disassemble, repair, or modify the power bank.
- Keep out of reach of children.
- Use only compatible charging cables and adapters.
- Dispose of the power bank responsibly according to local regulations.
5. Maintenance
5.1 Cleaning
Wipe the power bank with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
5.2 Storage
Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, charge the power bank to approximately 50-70% every three months to maintain battery health.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging | Charging cable or adapter faulty; power bank fully charged; input port issue. | Try a different cable/adapter. Check if the power bank is already at 100%. Ensure cable is securely connected. |
| Device not charging from power bank | Power bank battery low; output cable faulty; device incompatibility; power bank in standby. | Recharge the power bank. Try a different cable. Ensure your device is compatible with USB charging. Press the power button on the power bank (if available) to activate output. |
| Slow charging | Cable not supporting fast charging; device not supporting fast charging; multiple devices charging simultaneously. | Use a high-quality, fast-charging compatible cable. Ensure your device supports fast charging. Charging multiple devices may reduce individual charging speeds. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Borofone |
| Model | BJ15 Wiseacre |
| Battery Capacity | 10000 mAh |
| Max Output Power | 22.5W |
| Amperage | 2.1 Amps (typical, specific ports may vary) |
| Battery Cell Composition | Lithium Ion |
| Special Features | Fast Charging |
| Power Source | Battery Powered |
| Item Weight | 200 Grams |
| Dimensions (L x W x Thickness) | 17L x 3W x 7Th centimeters (approximate) |
8. Warranty Information
Borofone products are designed and manufactured to the highest quality standards. For specific warranty terms and conditions, please refer to the warranty card included with your purchase or visit the official Borofone website. Keep your proof of purchase for warranty claims.
9. Customer Support
Should you encounter any issues or have questions regarding your Borofone BJ15 Power Bank, please contact Borofone customer support through their official website or the retailer from whom you purchased the product. Please have your model number (BJ15) and purchase details ready when contacting support.
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