NOBIS Portable Charger 20000mAh Power Bank User Manual

1. Introduction

Thank you for choosing the NOBIS 20000mAh 45W Portable Charger Power Bank. This device is designed to provide reliable and fast charging for a wide range of electronic devices, including smartphones, tablets, and laptops. With its high capacity and multiple output ports, you can keep your devices powered on the go. Please read this manual carefully before using the product to ensure safe and optimal performance.

Image 1: NOBIS Portable Charger 20000mAh Power Bank

2. Package Contents

Please check the package for the following items:

• NOBIS 20000mAh 45W Portable Charger Power Bank (x1)
• USB-C to USB-C Cable (x1)
• User Manual (x1)

Image 2: Product packaging highlighting key features.

3. Product Overview

The NOBIS Power Bank features a sleek design with multiple ports and a digital display for convenience.

3.1. Ports and Indicators

Image 3: Overview of the power bank's ports.

• USB-C1 (IN/OUT): Primary USB Type-C port for both charging the power bank and charging devices. Supports 45W fast charging.
• USB-C2 (IN/OUT): Secondary USB Type-C port for both charging the power bank and charging devices.
• USB1 (OUT): USB-A output port for charging devices.
• USB2 (OUT): USB-A output port for charging devices.
• Digital Display: Shows the current battery percentage of the power bank. A green lightning icon indicates fast charging is active.

Image 4: Digital display showing battery level and fast charging indicator.

4. Specifications

Image 5: Product label with detailed specifications.

5. Setup

5.1. Initial Charging of the Power Bank

Before first use, it is recommended to fully charge your NOBIS Power Bank.

1. Connect the included USB-C to USB-C cable to one of the power bank's USB-C (IN/OUT) ports.
2. Connect the other end of the cable to a compatible USB wall adapter (not included). For fastest charging, use a 45W or higher power adapter.
3. The digital display will show the charging progress. The power bank is fully charged when the display shows 100%.

6. Operating Instructions

6.1. Charging Your Devices

1. Connect your electronic device (smartphone, tablet, laptop, etc.) to one of the power bank's output ports (USB-C or USB-A) using a compatible charging cable.
2. The power bank will automatically begin charging your device. The digital display will show the remaining battery percentage.

Image 6: Fast charging an iPhone 15 Pro Max.

6.2. Fast Charging

The NOBIS Power Bank supports up to 45W fast charging via its USB-C ports. When a compatible device is connected and fast charging is active, a green lightning icon will appear on the digital display.

6.3. Charging Multiple Devices Simultaneously

You can charge up to four devices at once using the available USB-C and USB-A ports. The power bank intelligently adapts to the power needs of each connected device.

Image 7: Charging four devices simultaneously.

6.4. Charging Low-Power Devices

The power bank is capable of charging low-power devices such as Bluetooth earbuds and smartwatches. Simply connect these devices to the power bank using their respective charging cables.

7. Safety Precautions

• Do not expose the power bank to extreme temperatures (hot or cold), direct sunlight, or fire.
• Do not immerse the power bank in water or other liquids.
• Avoid dropping or subjecting the power bank to strong impacts.
• Do not disassemble, modify, or attempt to repair the power bank yourself.
• Keep out of reach of children.
• Use only original or certified compatible charging cables.
• If the power bank swells, emits an odor, or becomes excessively hot during use or charging, discontinue use immediately.

8. Maintenance

• Store the power bank in a cool, dry place when not in use.
• Clean the power bank with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
• If storing for an extended period, charge the power bank to approximately 50-75% every three months to prolong battery life.

9. Troubleshooting

9.1. Power Bank Not Charging

• Ensure the charging cable is securely connected to both the power bank's USB-C input port and the wall adapter.
• Verify that the wall adapter is functioning correctly and plugged into a live power outlet.
• Try using a different USB-C cable or wall adapter.

9.2. Device Not Charging from Power Bank

• Check if the power bank has sufficient charge. The digital display should show a percentage above 0%.
• Ensure the charging cable connecting your device to the power bank is securely plugged in at both ends.
• Try using a different charging cable or a different output port on the power bank.
• Confirm your device is compatible with the power bank's output specifications.

10. User Tips

• The 20000mAh capacity can provide approximately 4 full charges for a typical smartphone, depending on the phone's battery size.
• The power bank is designed to be 'Aeroplane Ready', making it suitable for air travel (please check airline regulations).
• Monitor the power bank's performance over time, especially after initial charge/discharge cycles, for optimal long-term use.

11. Frequently Asked Questions (FAQ)

Q: Is this battery compatible with CCC certification?

A: The product is certified with pse, weee, RoHS, CE, UL, and FCC. CCC certification is not explicitly listed among the provided certifications.

Q: Is the brand visible on the case?

A: Yes, the 'Nobis' brand name is clearly visible on the power bank's casing.

12. Warranty and Support

For detailed instructions, safety information, and further support, please refer to the official user manual PDF:

View User Manual (PDF)

Please retain your proof of purchase for any warranty claims.