1. Introduction
Thank you for choosing the PSOOO 50000mAh 65W Portable Power Bank. This external battery pack is designed to provide reliable emergency backup power for a wide range of devices, including smartphones, tablets, and laptops. Its high capacity and multiple fast-charging output options make it ideal for outdoor activities, travel, home, and office use.

Figure 1: PSOOO 50000mAh 65W Portable Power Bank with included USB-C cable.
2. Package Contents
Please check the package for the following items:
- PSOOO 50000mAh 65W Portable Power Bank (Model M16)
- USB-C to USB-C Charging Cable
- User Manual (this document)

Figure 2: Contents of the product packaging.
3. Product Overview
The PSOOO 50000mAh 65W Portable Power Bank features a high-capacity battery and multiple output ports to meet diverse charging needs. It includes an intelligent temperature control system for safe operation.
Key Features:
- High Capacity: 50000mAh battery.
- Fast Charging Output: One 65W USB Type-C output port and two 22.5W USB-A output ports.
- Simultaneous Charging: Capable of charging up to three devices concurrently.
- LED Display: Digital indicator for remaining battery level.
- Safety: Multiple intelligent protection systems, including temperature control.

Figure 3: Detailed view of the power bank's ports and indicators.
Components:
- Power Button: Activates the device and cycles through voltage settings (if applicable).
- Remaining Battery Indicator: Digital LED display showing battery percentage.
- Fast Charging Indicator: Lights to show fast charging is active.
- 65W USB-C PD Output/45W USB-C PD Input: Versatile Type-C port for charging devices and recharging the power bank.
- 22.5W USB Super Fast Charge (x2): Two USB-A ports for rapid charging of compatible devices.
- LED Light: Integrated light for emergency or low-light situations.
4. Setup
Initial Charging of the Power Bank:
- For optimal performance, fully charge the power bank before first use.
- Connect the provided USB-C to USB-C cable to the 65W USB-C PD port on the power bank.
- Connect the other end of the USB-C cable to a compatible 65W PD wall adapter (not included).
- The LED display will show the charging progress. Charging time is approximately 6 hours with a 65W PD adapter.

Figure 4: High-speed recharging of the power bank.
5. Operating Instructions
Charging Your Devices:
- Press the Power Button once to activate the power bank and view the remaining battery level on the LED display.
- Connect your device's charging cable to the appropriate output port on the power bank (USB-C PD or USB-A).
- Connect the other end of the cable to your device.
- The power bank will automatically begin charging your device.

Figure 5: Charging a laptop using the 65W USB-C PD port.
Simultaneous Charging:
The power bank can charge up to three devices simultaneously using its multiple output ports. The total output wattage will be distributed among the connected devices.

Figure 6: Charging an iPhone, iPad, and MacBook simultaneously.
LED Display:
The LED display shows the remaining battery percentage of the power bank. It will illuminate when the power button is pressed or when a device is connected for charging.
Using the LED Light:
To activate the integrated LED light, press and hold the Power Button for approximately 3 seconds. Repeat the action to turn off the light.
6. Safety Information
- Do not expose the power bank to extreme temperatures, direct sunlight, or fire.
- Avoid dropping, disassembling, or attempting to repair the device yourself.
- Keep away from water and high humidity.
- Use only original or certified charging cables and adapters.
- Keep out of reach of children.
- Dispose of the power bank responsibly according to local regulations.
7. Maintenance and Care
- Store the power bank in a cool, dry place when not in use.
- Recharge the power bank at least once every three months to maintain battery health.
- Clean the device with a soft, dry cloth. Avoid harsh chemicals or abrasive materials.
8. Troubleshooting
- Device not charging: Ensure the power bank is charged. Check if the charging cable and device are properly connected. Try a different cable or port.
- Power bank not recharging: Ensure the wall adapter and cable are functioning correctly. Try a different adapter or cable.
- Slow charging: Verify that your device and cable support fast charging. Some devices may limit charging speed to protect battery health.
- LED display not working: Press the power button to activate the display. If it remains off, the power bank may be fully discharged or require service.
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | M16 |
| Battery Capacity | 50000mAh |
| USB-C PD Output | 65W (Max) |
| USB-A Output (x2) | 22.5W (Max) each |
| USB-C PD Input | 45W (Max) |
| Product Dimensions | 5.51 x 2.72 x 1.65 inches |
| Item Weight | 1.5 pounds |
| Color | White |
10. Warranty and Support
For warranty information and customer support, please refer to the product packaging or contact PSOOO customer service directly. Keep your purchase receipt for warranty claims.

