Belkin BPB021
Belkin BoostCharge 10K Power Bank User Manual
Brand: Belkin | Model: BPB021
1. Introduction
The Belkin BoostCharge 10K Power Bank is a portable charging solution designed to provide fast and convenient power for your mobile devices. Featuring an integrated USB-C cable and an additional USB-C port, it allows for simultaneous charging of two devices. Its compact design makes it ideal for on-the-go use, ensuring your smartphones and tablets remain powered throughout the day.

Figure 1.1: Belkin BoostCharge 10K Power Bank (Black)
Key Features:
- Integrated USB-C Cable: Provides convenient, on-the-go charging without the need for a separate cable.
- 20W Power Delivery Output: Enables fast charging for compatible smartphones and tablets.
- 10,000 mAh Capacity: Offers extended power, capable of charging an iPhone 16 from 0-50% in approximately 28 minutes and providing up to 43 hours of playback.
- Dual Device Charging: Charge two devices simultaneously using the integrated USB-C cable and the secondary USB-C port, with a total shared output of 15W.
- LED Light Indicators: Displays the power bank's remaining battery life and charging status.
- Pass-Through Charging: Allows the power bank to be charged while it simultaneously charges another device.
Product Overview Video:
Video 1.1: Official overview of the Belkin BoostCharge 10K Power Bank, highlighting its features and functionality.
2. Setup
2.1 Initial Charge
The Belkin BoostCharge 10K Power Bank comes pre-charged and ready for immediate use. For optimal performance and to ensure full capacity, it is recommended to fully charge the power bank before its first extended use.
- Connect the integrated USB-C cable or a separate USB-C cable to the power bank's input port.
- Plug the other end of the cable into a compatible USB-C wall charger (not included).
- The LED indicators on the power bank will illuminate to show the charging progress. All four LEDs will be solid white when fully charged.

Figure 2.1: Top view of the power bank with LED indicators.
3. Operating Instructions
3.1 Charging Your Devices
To charge a device using the Belkin BoostCharge 10K Power Bank:
- For devices with a USB-C port, use the integrated USB-C cable. Pull the cable gently from its storage slot and plug it into your device's USB-C charging port.
- Alternatively, for devices requiring a separate cable (e.g., USB-C to Lightning for older iPhones), connect your device's charging cable to the power bank's secondary USB-C output port.
- Charging will begin automatically. The LED indicators on the power bank will show its remaining charge level.

Figure 3.1: Using the integrated USB-C cable to charge a smartphone.
3.2 Simultaneous Charging
The power bank supports charging two devices concurrently:
- Connect one device using the integrated USB-C cable.
- Connect a second device to the additional USB-C port using a compatible charging cable.
- The power bank will distribute a total shared output of 15W between the two connected devices.

Figure 3.2: Charging two devices at once.
3.3 Pass-Through Charging
You can charge the power bank itself while it is simultaneously charging another device:
- Plug the power bank into a wall charger using its integrated USB-C cable or the USB-C input port.
- Connect your device to the power bank's available output port (either the integrated cable or the secondary USB-C port).
- Both the power bank and your device will charge.

Figure 3.3: Pass-through charging in action.
3.4 LED Indicator Status
The four LED lights on the power bank indicate the remaining battery charge and charging status:
- Four Solid LEDs: 75-100% charged.
- Three Solid LEDs: 50-75% charged.
- Two Solid LEDs: 25-50% charged.
- One Solid LED: 0-25% charged.
- Flashing LED: Indicates the power bank is currently charging. The last solid LED will flash until the next charge level is reached.

Figure 3.4: LED indicators showing battery status.
4. Maintenance
4.1 Cleaning
To maintain the power bank's appearance and functionality:
- Wipe the surface with a soft, dry, lint-free cloth.
- Avoid using abrasive cleaners, solvents, or harsh chemicals.
- Do not immerse the power bank in water or any other liquid.
4.2 Storage
When not in use for extended periods:
- Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures.
- It is recommended to charge the power bank at least once every three months to maintain battery health.
5. Troubleshooting
If you encounter issues with your Belkin BoostCharge 10K Power Bank, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging. | Loose cable connection, faulty charger, or power bank fully discharged. | Ensure all cables are securely connected. Try a different wall charger or cable. Allow the power bank to charge for a longer period if completely depleted. |
| Device not charging from power bank. | Power bank is depleted, incorrect cable, or device incompatibility. | Recharge the power bank. Ensure you are using the correct cable for your device. Verify device compatibility with USB-C charging. |
| Slow charging. | Using a non-fast charging cable/adapter, or charging multiple devices. | Use a 20W USB-C PD compatible wall charger and cable. Charging two devices simultaneously will share the output, potentially slowing down individual charging speeds. |
| LED indicators not working. | Power bank is off, or a temporary glitch. | Press the power button briefly to check the status. If issues persist, try fully discharging and recharging the power bank. |
For further assistance, please refer to the Warranty and Support section.
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | BPB021 |
| Battery Capacity | 10,000 mAh |
| Input Power | USB-C PD 20W Max (via Integrated Cable or USB-C Port) |
| Output Power | Integrated USB-C Cable: PD 20W Max; USB-C Port: PD 20W Max |
| Total Shared Output | 15W |
| Dimensions (L x W x H) | 4.05 x 2.51 x 0.95 inches (100.65 x 64 x 24mm) |
| Item Weight | 7.8 ounces (Less than 215g) |
| Connector Type | USB Type C |
| Special Features | LED Indicator Lights, Pass Through Charging, Fast Charging, Built-In Cable |
| Compatibility | Apple iPhone 16/15/14/13 Series, iPad Pro/Air/Mini, Samsung Galaxy S22/S23/S24/S25 Series, and other USB-C devices. |
| Material | Product housing (excluding cable) made from minimum 72% post-consumer recycled plastic. |
| Country of Origin | China |
| Date First Available | October 1, 2024 |
7. Warranty and Support
Belkin products are designed for quality and reliability. This product comes with a comprehensive warranty and support:
- 2-Year Product Warranty: Covers defects in materials and workmanship under normal use.
- $2,500 Connected Equipment Warranty (CEW): Provides coverage for connected equipment damaged by a power surge while properly connected to the Belkin power bank.

Figure 7.1: Belkin Connected Equipment Coverage details.
For detailed terms and conditions, or to make a warranty claim, please visit the official Belkin support website: www.belkin.com/support
8. Safety Information
Please read and follow all safety instructions to prevent damage to the product or injury to yourself:
- Do not expose the power bank to extreme temperatures (above 45°C/113°F or below 0°C/32°F).
- Do not disassemble, open, or attempt to repair the power bank.
- Keep the power bank away from water, moisture, and flammable materials.
- Avoid dropping, hitting, or subjecting the power bank to strong impacts.
- Dispose of the power bank responsibly according to local regulations. Do not dispose of it in household waste.
9. Environmental Commitment
Belkin is committed to reducing its environmental impact. The housing of this BoostCharge Power Bank (excluding the cable) is made from a minimum of 72% post-consumer recycled plastic. The packaging is also 100% plastic-free, contributing to a more sustainable future.

Figure 9.1: Belkin's commitment to sustainable practices and product materials.
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