Introduction
Thank you for choosing the ROMOSS PPB10 10000mAh 10W Power Bank. This portable charger is designed to provide reliable and fast charging for your mobile devices on the go. Featuring a compact design, multiple input/output ports, and intelligent LED indicators, it ensures your devices stay powered throughout the day.

Package Contents
Please check the package for the following items:
- ROMOSS PPB10 10000mAh 10W Power Bank
- USB Charging Cable
- User Manual (this document)

Product Overview
The ROMOSS PPB10 Power Bank features a sleek design with essential ports and indicators for convenient use.

- USB-A Output: Provides 5V/2.1A for charging devices.
- Type-C Input: Used for recharging the power bank.
- LED Display: Indicates the remaining battery capacity.

Setup
Charging the Power Bank
Before initial use, fully charge your ROMOSS PPB10 Power Bank. Use a compatible 5V/2.1A or 5V/1A adapter (not included) with the provided Type-C cable to charge the power bank.
- Connect the Type-C end of the charging cable to the Type-C input port on the power bank.
- Connect the USB-A end of the charging cable to a compatible USB wall adapter or computer USB port.
- The LED indicators will light up to show the charging progress.
Charging Time:
- With a 5V/2.1A adapter: Approximately 6.5 hours
- With a 5V/1A adapter: Approximately 13 hours

Operating Instructions
Charging Your Devices
The ROMOSS PPB10 Power Bank can charge a variety of smartphones and tablets using its USB-A output port.
- Connect your device's charging cable to the USB-A output port on the power bank.
- Connect the other end of the cable to your device.
- The power bank will automatically begin charging your device. The LED indicators will show the remaining battery level.

The power bank supports simultaneous charging of two devices.

Device Compatibility and Charges
The PPB10 is compatible with various devices, offering multiple charges depending on the device's battery capacity. The following are approximate charges based on ROMOSS laboratory data and are for reference only:

LED Indicator Guide
The four LED lights on the power bank indicate the remaining battery capacity:

- 1 LED: Battery capacity is 20% or less.
- 2 LEDs: Battery capacity is between 26% and 50%.
- 3 LEDs: Battery capacity is between 51% and 75%.
- 4 LEDs: Battery capacity is between 76% and 100%.
Maintenance
To ensure the longevity and optimal performance of your ROMOSS PPB10 Power Bank, please follow these maintenance guidelines:
- Storage: Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures.
- Cleaning: Use a soft, dry cloth to clean the power bank. Do not use harsh chemicals or abrasive materials.
- Avoid Impact: Do not drop, hit, or subject the power bank to strong impacts.
- Water Exposure: Keep the power bank away from water and high humidity.
- Regular Charging: If not used for extended periods, charge the power bank at least once every three months to maintain battery health.
Safety Features
The ROMOSS PPB10 is equipped with a safe and reliable Li-Ion battery and features 10 layers of protection:

- Over-charge Protection
- Over-current Protection
- Reset Protection
- Over-temperature Protection
- Over-voltage Protection
- Over-discharge Protection
- Anti-reverse Protection
- Power-surge Protection
- Short-circuit Protection
- RFI (Radio Frequency Interference) Protection
Troubleshooting
- Power bank not charging: Ensure the Type-C cable is securely connected to both the power bank and the power adapter. Try a different cable or adapter.
- Device not charging from power bank: Ensure the charging cable is securely connected to both the power bank and your device. Check if the power bank has sufficient charge. Try a different cable or device.
- Slow charging: Ensure you are using a compatible charging cable and that your device supports fast charging. The output is 5V/2.1A.
- LED indicators not working: If the power bank is not responding, try fully discharging it and then recharging it. If the issue persists, contact customer support.
Specifications
| Feature | Specification |
|---|---|
| Product Name | Fast Charging Source |
| Product Model | PPB10 |
| Battery Type | Rechargeable Lithium-ion Battery |
| Rated Capacity | 5800mAh (5V/3A) |
| Rated Battery Capacity | 10000mAh (37Wh) |
| Input (Type-C) | 5V=3A or 9V=2A or 12V=1.67A |
| Output (Type-C) | 4.5V=5A or 5V=4.5A or 9V=2A or 12V=1.5A |
| Output (USB-A) | 5V=3A |
| Weight | ~229 g (0.5 lbs) |
| Dimensions (L x W x H) | ~142 x 66 x 15.9 mm (5.59 x 2.60 x 0.63 inches) |
User Tips
- For optimal charging speed, use a 5V/2.1A wall adapter when recharging the power bank.
- Always use certified charging cables to ensure safety and efficient charging for your devices.
- The compact size of the PPB10 makes it ideal for travel.

Warranty and Support
Warranty Information
ROMOSS provides 12-months free maintenance for this product. This warranty covers manufacturing defects and issues arising from normal use. For warranty claims, please retain your proof of purchase.
Customer Support
If you encounter any issues or have questions regarding your ROMOSS PPB10 Power Bank, please contact the seller or ROMOSS customer support for assistance.





