1. Introduction
Thank you for choosing the ADATA P12500D Power Bank. This device is designed to provide portable power for your mobile devices, featuring a high capacity of 12500 mAh and dual USB output ports for efficient charging. Please read this manual thoroughly before using the product to ensure proper operation and safety.
2. Product Overview
The ADATA P12500D Power Bank features a robust design with a clear digital display to indicate battery status. It includes two USB output ports for charging multiple devices simultaneously and a micro-USB input port for recharging the power bank itself.

Figure 2.1: Front view of the ADATA P12500D Power Bank, highlighting the digital display.

Figure 2.2: Side view detailing the micro-USB input port, power button, and two USB output ports (Output 1, Output 2).
Package Contents:
- ADATA P12500D Power Bank
- USB to Micro-USB cable (for charging the power bank)
- User Manual (this document)
3. Setup and Charging the Power Bank
Before initial use, fully charge the ADATA P12500D Power Bank. A full charge typically takes several hours depending on the power adapter used.
- Connect the supplied USB to Micro-USB cable to the micro-USB input port on the power bank.
- Connect the other end of the cable (USB-A) to a USB power adapter (not included) or a computer's USB port.
- The digital display will show the charging progress, indicating the current battery percentage.
- The power bank is fully charged when the digital display shows "100".
Note: For faster charging of the power bank, use a 5V/2A or higher output USB power adapter.
4. Operating Instructions: Charging Your Devices
The ADATA P12500D Power Bank can charge most USB-powered devices, including smartphones, tablets, and other portable electronics.
- Connect your device's charging cable (USB-A end) to one of the USB output ports on the power bank (Output 1 or Output 2).
- Connect the other end of your device's charging cable to your device.
- Press the power button on the side of the power bank to initiate charging. The digital display will illuminate, showing the remaining battery percentage.
- Your device should begin charging. The power bank will automatically detect and deliver the optimal charging current up to 2.1A total output.
- To stop charging, disconnect your device or press the power button again. The power bank will automatically power off after a period of inactivity.
Simultaneous Charging:
You can charge two devices simultaneously using both USB output ports. The total output current is shared between the two ports, up to a maximum of 2.1A.
5. Digital Display
The integrated digital display provides real-time information about the power bank's battery status.
- When charging the power bank, the display shows the current battery percentage, increasing as it charges.
- When charging a device, the display shows the remaining battery percentage of the power bank.
- Pressing the power button briefly will activate the display to show the current battery level.
6. Safety Information
To prevent damage, electric shock, injury, or fire, please observe the following safety precautions:
- Do not expose the power bank to water, moisture, or high humidity.
- Avoid extreme temperatures (below 0°C / 32°F or above 45°C / 113°F).
- Do not disassemble, modify, or attempt to repair the device.
- Keep away from direct sunlight, heat sources, and flammable materials.
- Do not drop, puncture, or apply excessive force to the power bank.
- Keep out of reach of children.
- Dispose of the power bank properly according to local regulations. Do not dispose of it with household waste.
- Use only certified charging cables and adapters.
- If the power bank swells, emits an odor, or becomes excessively hot during use or charging, discontinue use immediately.

Figure 6.1: Back view of the power bank showing regulatory compliance marks and safety warnings.
7. Maintenance
- Clean the power bank with a soft, dry cloth. Do not use liquid cleaners or aerosols.
- Store the power bank in a cool, dry place when not in use.
- For long-term storage, it is recommended to charge the power bank to approximately 50-70% every three months to prolong battery life.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging |
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| Device not charging from power bank |
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| Digital display not working |
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9. Specifications
| Feature | Detail |
|---|---|
| Model Number | P12500D |
| Battery Capacity | 12500 mAh |
| Battery Type | Lithium-Polymer |
| Input | Micro-USB, 5V / 2A (Max) |
| Output | USB-A x 2, 5V / 2.1A (Total Max) |
| Dimensions (L x W x H) | 14.1 x 6.35 x 2.25 cm (5.55 x 2.5 x 0.89 inches) |
| Weight | 290 grams (0.64 lbs) |
| Special Features | Digital LED display for battery status |
| Operating Temperature | 0°C to 45°C (32°F to 113°F) |
10. Warranty and Support
For warranty information and technical support, please refer to the warranty card included with your product or visit the official ADATA website. Keep your purchase receipt as proof of purchase for warranty claims.
Official ADATA Website: www.adata.com