1. Product Overview
The UGREEN Nexode Power Bank is a high-capacity portable charger designed for fast and efficient charging of your mobile devices. With a 20000mAh battery and 45W fast charging capability, it ensures your devices stay powered throughout the day. It features a convenient built-in USB-C cable, multiple output ports, and a smart LED display for real-time power status.
2. Package Contents
- UGREEN Nexode Power Bank (20000mAh, 45W)
- User Manual
3. Setup and Initial Use
3.1 Initial Charging of the Power Bank
Before first use, it is recommended to fully charge your UGREEN Nexode Power Bank. Use a 45W USB-C charger (not included) for optimal charging speed.
- Connect the built-in USB-C cable or an external USB-C cable to the power bank's input port.
- Connect the other end of the cable to a compatible USB-C wall charger.
- The LED display will show the charging progress. A full charge typically takes approximately 4 hours with a 45W charger.
4. Operating Instructions
4.1 Charging Your Devices
The power bank offers three output options to charge your devices:
- Built-in USB-C Cable: For convenient charging without needing an extra cable.
- USB-A Port: For devices compatible with USB-A.
- USB-C Port: For additional USB-C devices.
To charge a device:
- Connect your device to one of the available output ports (built-in USB-C, USB-A, or USB-C port).
- The power bank will automatically begin charging your device.
- The LED display will show the remaining battery percentage of the power bank.
The power bank supports up to 45W fast charging for compatible devices like iPhone 16 Pro, Galaxy S25 Ultra, and iPad Pro.
4.2 Checking Battery Status
The smart LED display provides real-time information on the power bank's remaining battery percentage, allowing you to monitor its charge level at a glance.
4.3 Capacity Overview
The 20000mAh capacity provides multiple charges for various devices:
- Approximately 1.3 charges for MacBook Air 13"
- Approximately 2.0 charges for iPad Pro 11"
- Approximately 3.0 charges for Galaxy S25 Ultra
- Approximately 4.2 charges for iPhone 16
5. Maintenance and Care
5.1 Battery Longevity
The UGREEN Nexode Power Bank is designed for durability, maintaining approximately 80% of its capacity after 300 charge cycles, which translates to about 5 years of typical use.
5.2 Cleaning and Storage
- Wipe the power bank with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid dropping or subjecting the power bank to strong impacts.
6. Troubleshooting
6.1 Common Issues
- Power bank not charging: Ensure the charging cable and wall adapter are functioning correctly and are properly connected. Use a 45W USB-C charger for optimal performance.
- Device not charging: Check if the cable connecting your device to the power bank is secure and undamaged. Ensure the power bank has sufficient charge.
- Slow charging: Verify that your device supports fast charging and that the cable used is compatible with fast charging protocols.
6.2 Safety Features and Protections
The UGREEN Nexode Power Bank incorporates multiple protection mechanisms to ensure safe operation:
- Overvoltage Protection
- Overcurrent Protection
- Overcharge Protection
- Overdischarge Protection
- High Temperature Protection
- Short-circuit Protection
- Low Tension Protection
7. Specifications
| Feature | Specification |
|---|---|
| Brand | UGREEN |
| Model Number | PB536-55988 |
| Battery Capacity | 20000 Milliamp Hours (mAh) |
| Maximum Output | 45W Max |
| Input Interface | Type-C |
| Output Interfaces | Built-in USB Type-C, 1x USB Type-C, 1x USB Type-A |
| Display | TFT Display (LED Display) |
| Material | PC+ABS |
| Color | Space Grey |
| Dimensions (L*W*H) | 152 x 71 x 30 mm (6.0" x 2.8" x 1.2") |
| Weight | 578g |
| Protection | Over-discharging, Short Circuit, Over-charging, Low Tension, Overvoltage, Overcurrent, High Temperature |
8. User Tips
- For optimal fast charging, always use a wall adapter that supports 45W Power Delivery (PD) when recharging the power bank.
- To maximize battery life, avoid fully discharging the power bank regularly. Recharge it when the battery level is low.
- When traveling, ensure the power bank is adequately charged to avoid unexpected power outages for your devices.
- The built-in USB-C cable is designed for convenience; however, for specific devices or higher power needs, using a dedicated high-quality cable is always recommended.
9. Warranty and Support
UGREEN products come with a manufacturer's warranty. For warranty claims, technical support, or any product-related inquiries, please contact UGREEN customer service directly through their official website or the retailer where you purchased the product. Please have your product model number (PB536-55988) and proof of purchase ready.





