Introduction
Thank you for choosing the GOOJODOQ AD4017 20000mAh 35W Fast Charging Power Bank. This device is designed to provide portable power for your electronic devices, featuring high capacity, fast charging capabilities, and integrated cables for convenience. Please read this manual carefully to ensure proper use and optimal performance of your power bank.
Key Features:
- 20000mAh High Capacity: Provides multiple charges for smartphones and other devices.
- 35W Two-way Fast Charging: Supports Power Delivery (PD) and Quick Charge (QC) protocols for rapid charging and recharging.
- Built-in Cables: Includes integrated Type-C and Lightning cables, eliminating the need to carry extra wires.
- Multiple Output Ports: Features a Type-C port, a USB port, and the two built-in cables, allowing simultaneous charging of up to four devices.
- LED Digital Display: Clearly shows the remaining battery percentage.
- Safety Protections: Equipped with smart protection chips to prevent overheating, short circuits, and overcurrents.
Product Overview
Package Contents:
- GOOJODOQ AD4017 20000mAh Power Bank
- User Manual
Device Layout:
Familiarize yourself with the various components of your power bank:

Image: Detailed view of the GOOJODOQ AD4017 Power Bank showing its built-in cables, USB port, Type-C port, power switch, and LED display.
- Type-C Connector: Built-in cable for Type-C devices.
- Power Switch: Activates the power bank and display.
- USB Port: Standard USB-A output port.
- Type-C Port: Bidirectional port for input and output.
- Lightning Connector: Built-in cable for Lightning devices.
- LED Display: Shows remaining battery percentage.
Setup
Charging the Power Bank:
Before first use, it is recommended to fully charge your power bank. The GOOJODOQ AD4017 supports 35W Power Delivery (PD) input for fast recharging.
- Connect the power bank to a compatible power adapter (not included) using either the built-in Type-C cable or an external Type-C to Type-C cable via the Type-C port.
- The LED display will show the charging progress.
- A full charge typically takes approximately 9 hours with a 35W PD charger.

Image: The power bank being recharged using its built-in Type-C cable connected to a wall adapter, illustrating the input charging process.
Initial Charge:
For optimal battery health, fully charge the power bank before its first use.
Operating Instructions
Charging Your Devices:
The power bank offers multiple output options to charge various devices simultaneously.
- Press the power switch once to activate the power bank and view the battery level on the LED display.
- Using Built-in Cables: Extend the integrated Type-C or Lightning cable and connect it directly to your compatible device.
- Using Ports: Connect your device's charging cable to the USB-A port or the Type-C port on the power bank.
- The power bank will automatically begin charging your device.
- You can charge up to four devices concurrently using all available outputs.

Image: A smartphone being charged by the power bank using the built-in Type-C cable, demonstrating one of the four fast charging outputs.

Image: The power bank charging multiple devices including a smartphone, smartwatch, and earbuds, showcasing its ability to charge four devices simultaneously.
Charging Laptops:
The GOOJODOQ AD4017 can charge laptops that require up to 35W of power. Use the Type-C port or the built-in Type-C cable for laptop charging.

Image: The power bank connected to a laptop, demonstrating its capability to charge laptops requiring up to 35W.
Understanding the LED Digital Display:
The LED display provides real-time information about the power bank's battery status.
- When the power bank is active or charging, the display will show the remaining battery percentage.
- This allows you to monitor the power level and recharge the power bank when necessary.

Image: A close-up view of the power bank's LED digital display, indicating the remaining battery level.
Maintenance
Cleaning:
To maintain the appearance and functionality of your power bank, wipe it with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
Storage:
Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures. If storing for extended periods, ensure the battery is charged to approximately 50-70% to preserve battery health.
Battery Care:
To prolong the lifespan of the lithium-ion battery:
- Avoid fully discharging the power bank regularly.
- Do not expose the power bank to temperatures above 45°C (113°F) or below 0°C (32°F).
- Recharge the power bank at least once every three months if not in regular use.
Troubleshooting
If you encounter issues with your GOOJODOQ AD4017 Power Bank, refer to the following common problems and solutions:
- Problem: Device is not charging from the power bank.
- Solution:
- Ensure the power bank is sufficiently charged. Check the LED display.
- Press the power switch to activate the power bank.
- Verify that the charging cable (built-in or external) is securely connected to both the power bank and your device.
- Try a different cable or port to rule out a faulty connection.
- Confirm your device is compatible with the power bank's output specifications.
- Problem: Power bank is not recharging.
- Solution:
- Ensure the charging adapter is functioning correctly and provides sufficient power (e.g., 35W PD compatible).
- Check the connection of the charging cable to both the power bank and the wall adapter.
- Try using a different Type-C cable or a different wall adapter.
- Problem: Power bank feels warm during use or charging.
- Solution:
- It is normal for power banks to generate some heat during charging or discharging, especially during fast charging.
- If the power bank becomes excessively hot, disconnect it immediately and allow it to cool down. Avoid using it in poorly ventilated areas.
- If overheating persists, contact customer support.
Technical Specifications
| Feature | Detail |
|---|---|
| Model | AD4017 |
| Battery Capacity | 20000mAh |
| Input (Type-C Port/Cable) | PD 35W Max |
| Output (Type-C Port) | PD 35W Max |
| Output (Built-in Type-C Cable) | PD 35W Max |
| Output (Built-in Lightning Cable) | PD 27W Max |
| Output (USB Port) | QC 22.5W Max |
| Dimensions (L x W x Th) | 10L x 7.1W x 3.2Th Centimeters |
| Weight | 420 Grams |
| Battery Cell Type | Lithium Ion |
| Special Features | 35W Fast Charging, Built-in Cables, Digital Display, Short Circuit Protection |
Warranty and Support
Warranty Information:
The GOOJODOQ AD4017 Power Bank comes with a 1-year manufacturer warranty from the original date of purchase. This warranty is non-transferable and covers manufacturing defects. Please retain your proof of purchase for warranty claims.
Contact Support:
For technical assistance, warranty claims, or any other inquiries, please contact GOOJODOQ customer support:
- Email: maisifang_yd@163.com
- Importer Contact: VALUECART PRIVATE LIMITED, 2nd Floor, 1/1 Vinayaka Towers, 1st Cross, Gandhinagar, Bangalore, Bengaluru (Bangalore) Urban, Karnataka, 560009
- Importer Email: arun@valuecart.in
- Importer Phone: 9901545456