iWALK LPB5500PC
iWALK Portable Charger User Manual
Model: LPB5500PC
Brand: iWALK
1. Introduction
Welcome to the user manual for your iWALK Portable Charger. This guide provides essential information for the safe and efficient operation of your device. The iWALK 5500mAh Next-Gen Small Power Bank offers 22.5W fast charging with a built-in USB-C connector, designed for a wide range of devices including iPhone 16/15 series, iPad, and various Android phones like Samsung Galaxy S25/S24/S23. It features the SenseForce Charging System for optimized temperature control and efficiency.
2. What's in the Box
- USB-C Portable Charger * 1
- USB-C to USB-C Cable * 1
- User Manual * 1
3. Product Features
- True 5500mAh Capacity: Increased capacity in a classic mini design.
- SenseForce Charging System: Advanced technology for better temperature control and higher conversion rate.
- 22.5W Fast Charging: Bidirectional USB-C interface supporting PD 20W for rapid device charging.
- Dual-way Charging: Charge the power bank directly via its USB-C plug or with a cable.
- LED Digital Display: Shows real-time battery capacity percentage.
- Wide Compatibility: Built-in Type-C connector for iPhone 16/15 series, iPad, AirPods, Samsung Galaxy, OPPO, Xiaomi, Huawei, Pixel, LG, Oneplus, etc.
- Lightweight Design: Easy to carry for on-the-go charging.
- Auto Shut-Off: Conserves power when not in use or when charging is complete.
- Short Circuit Protection: Ensures safe operation.

4. Setup
Before first use, fully charge your iWALK Portable Charger.
Connect the provided USB-C to USB-C cable to the power bank's input port and a compatible USB power adapter (not included). The LED digital display will show the charging progress.
5. Operating Instructions
5.1. Charging the Power Bank
The power bank can be charged in two ways:
- Directly plug the built-in USB-C interface of the power bank into a compatible USB-C charging socket.
- Use the provided USB-C to USB-C cable to connect the power bank's input port to a USB power adapter.
The LED digital display will indicate the current battery percentage during charging.
5.2. Charging Your Device
To charge your mobile device:
- Ensure the iWALK Portable Charger has sufficient power.
- Directly plug the built-in USB-C connector of the power bank into your device's USB-C port.
- The power bank will automatically begin charging your device.
- The LED display on the power bank will show its remaining battery capacity.
5.3. SenseForce Charging System & Modes
The iWALK SenseForce Charging System intelligently adjusts output power based on temperature and voltage changes, reducing heat and improving energy conversion efficiency.
The charger supports multiple charging modes:
- Fast Charging (22.5W Max): This is the default mode when the power bank is plugged into a device.
- Comfortable Charging (12W Max): Double-click the button on the power bank to switch to this mode.
- Low Current Charging (5W Max): Long press the button for 3 seconds to enter this mode, suitable for low-power devices like earbuds or smartwatches. Double-click to exit this mode.
6. Maintenance
- Keep the device dry and away from moisture.
- Do not expose to extreme temperatures (hot or cold).
- Clean the device with a dry, soft cloth. Avoid using harsh chemicals or abrasive cleaners.
- Store in a cool, dry place when not in use for extended periods.
- Recharge the power bank at least once every three months to maintain optimal battery health.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging | Charging cable not connected properly or faulty; Power adapter not working. | Ensure all connections are secure. Try a different USB-C cable or power adapter. |
| Device not charging from power bank | Power bank battery is low; Device not compatible; Loose connection. | Recharge the power bank. Ensure your device has a USB-C port. Check that the power bank is firmly plugged into your device. |
| Slow charging | Device does not support fast charging; Cable issue; Power bank in a lower charging mode. | Verify your device supports 22.5W fast charging. Use the provided USB-C cable. Double-check that the power bank is in Fast Charging mode (default). |
| Power bank gets warm during use | Normal operation during charging, especially fast charging. | This is normal. If it becomes excessively hot or emits smoke/odor, disconnect immediately and contact customer support. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | LPB5500PC |
| Battery Capacity | 5500 Milliamp Hours |
| Connector Type | USB Type C |
| Product Dimensions | 3 x 1.8 x 1 inches |
| Item Weight | 6.7 ounces |
| Special Features | Lightweight Design, Auto Shut-Off, LED Indicator Lights, Short Circuit Protection, Fast Charging |
| Manufacturer | U2O GLOBAL CO.,LTD. |
| Country of Origin | China |
| Date First Available | July 30, 2024 |
9. Warranty and Support
For detailed warranty information and technical support, please refer to the official iWALK website or contact their customer service directly. Contact details can typically be found on the product packaging or the manufacturer's website.
Note: Please retain your purchase receipt as proof of purchase for any warranty claims.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.







