1. Introduction and Overview
This manual provides essential information for the safe and efficient operation of your INIU 25000mAh 100W USB C Portable Charger. Please read it thoroughly before use and retain it for future reference.

Figure 1: INIU 25000mAh 100W Power Bank with digital display.
2. What's in the Box
- INIU 100W Power Bank (Model: BI-B63) x 1
- 0.3m/1ft USB C to USB C Cable x 1
- User Manual x 1
- Travel Pouch x 1
3. Product Features and Diagram
The INIU Power Bank features a high-capacity battery and multiple output ports for versatile charging. It includes a digital display to show the remaining battery percentage.

Figure 2: Top view of the INIU Power Bank with port labels.
- USB-C In/Out (100W Max): This port serves as both the primary input for recharging the power bank and a high-power output for devices.
- USB-C Output (45W Max): A secondary USB-C output port for charging compatible devices.
- USB-A Output (18W Max): A standard USB-A output port for charging a wide range of devices.
- Digital Display: Shows the precise remaining battery percentage.
- Built-in Phone Stand: A small pull-out stand for convenient phone viewing while charging.
4. Setup (Initial Charge)
Before first use, fully charge your INIU Power Bank. For optimal charging speed, use a 65W power adapter (not included) with the USB-C In/Out port.

Figure 3: Recharging the INIU Power Bank. A full recharge takes approximately 2 hours with a 65W adapter.
Connect the provided USB-C to USB-C cable to the power bank's In/Out port and to a compatible wall charger. The digital display will show the charging progress.
5. Operating Instructions (Charging Devices)
The INIU Power Bank is designed for universal compatibility, allowing you to charge a wide range of devices.
5.1. Charging Laptops
Utilize the 100W USB-C In/Out port for fast charging of compatible laptops, including MacBook Pro/Air, Surface Pro, Lenovo ThinkPad, and Dell XPS models. This port provides a significant power boost, ensuring productivity on the go.

Figure 4: The power bank can charge a MacBook Pro 14" to 50% in approximately 30 minutes.
5.2. Charging Phones and Tablets
Use the dual USB-C outputs (100W and 45W) or the USB-A output (18W) to charge smartphones, tablets, and other USB-powered devices. The power bank supports fast charging protocols for various brands, including iPhone, Samsung Galaxy, Google Pixel, and iPad models.

Figure 5: Dual USB-C ports allow for fast charging of two devices simultaneously.
5.3. Charging Multiple Devices
The power bank can charge up to three devices concurrently using its multiple output ports. When charging multiple devices, the total output power will be distributed among the connected devices. For example, the 45W USB-C output (OUT2) and 18W USB-A output (OUT3) share a total of 15W when used together.

Figure 6: The power bank can charge three devices at once, sharing power efficiently.
5.4. Built-in Phone Stand Feature
The power bank includes a convenient pull-out stand that allows you to prop up your smartphone for hands-free viewing while it charges. This is ideal for watching videos or making video calls.

Figure 7: The integrated stand provides a stable viewing angle for your phone.
6. Maintenance and Care
- Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid dropping or subjecting the device to strong impacts.
- Clean the surface with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Do not disassemble or attempt to repair the power bank yourself. This will void the warranty.
- For optimal battery longevity, avoid fully discharging the power bank frequently.
7. Troubleshooting
7.1. Power Bank Not Charging
- Ensure the charging cable is securely connected to both the power bank and the wall adapter.
- Verify that the wall adapter is functioning correctly and providing sufficient power (65W recommended).
- Try using a different USB-C cable or wall adapter.
7.2. Device Not Charging from Power Bank
- Check if the power bank has sufficient charge remaining (indicated on the digital display).
- Ensure the charging cable is securely connected to both the power bank and your device.
- Try using a different charging cable or a different output port on the power bank.
- Verify that your device is compatible with the power bank's output specifications.
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | BI-B63 |
| Battery Capacity | 25000mAh |
| USB-C In/Out (OUT1) | 100W Max |
| USB-C Output (OUT2) | 45W Max |
| USB-A Output (OUT3) | 18W Max |
| Total Output (OUT2+OUT3) | 15W Max |
| Dimensions | 5.85 x 2.87 x 1.34 inches |
| Weight | 1.05 pounds |
9. Warranty and Support
INIU offers an Industry-Leading 3-Year INIU Care warranty for this product, along with Lifetime Technical Support. For any issues or inquiries, please contact INIU customer service through their official channels or refer to the contact information provided in the product packaging.
