1. Introduction
Thank you for choosing the GOODaaa Power Bank Wireless Charger. This device is a high-capacity portable power solution designed for outdoor enthusiasts and daily users, featuring multiple charging outputs, versatile input options including solar and hand crank, and integrated emergency lighting. This manual provides essential information for safe and effective use of your power bank.

The GOODaaa Power Bank Wireless Charger, showcasing its robust design, integrated hand crank, solar panel, and dual LED flashlights. This versatile device is designed for reliable power on the go.
2. What's in the Box
- GOODaaa Solar Power Bank
- USB C to USB C Charging Cable
- Carabiner
- User Manual
3. Product Overview
Familiarize yourself with the various components and features of your GOODaaa Power Bank:

An exploded view diagram illustrating the various components and features of the power bank, including output cables, USB ports, wireless charging area, LED lights, power switch, solar charging indicator, battery indicator, compass, hanging ring, hand crank handle, and dust cover.
- Built-in Output Cables: iOS, USB-C, Micro USB
- USB Output Ports: USB 1, USB 2, USB-C Output
- Wireless Charging Area: For compatible devices
- LED Lights: Dual bright flashlights
- Power ON/OFF Switch: Controls device power
- Solar Charging Indicator: Shows solar charging status
- LED Battery Indicator: Displays remaining battery level
- Compass: Integrated for navigation
- Hanging Ring: For attaching to backpacks or gear
- Hand Crank Handle: For manual power generation
- Dust Cover: Protects ports
4. Setup
4.1 Initial Charging
Before first use, it is recommended to fully charge your power bank using a wall adapter. The power bank offers multiple ways to be recharged:
- Built-in USB-A Input Cable: Connect to a USB wall adapter or computer.
- USB-C Input Port: Use a USB-C cable and adapter.
- iOS Input Port: Use an iOS cable and adapter.
- Solar Panel: Place the power bank in direct sunlight.
- Hand Crank: Manually rotate the hand crank handle.

This image demonstrates the five versatile ways to recharge your GOODaaa Power Bank: via a standard wall outlet using the built-in USB-A input cable, by manually turning the hand crank, through the dedicated USB-C input port, via the iOS input port, or by utilizing the integrated solar panel.
The LED battery indicators will show the charging progress. A full charge is indicated when all LEDs are solid.
5. Operating Instructions
5.1 Charging Devices
The power bank can charge up to 7 devices simultaneously.
- Wired Charging: Use the built-in iOS, USB-C, or Micro USB cables, or connect your own cables to the USB 1, USB 2, or USB-C output ports.
- Wireless Charging: Place your Qi-compatible device on the wireless charging area. Ensure the device is centered for optimal charging.

The power bank is capable of charging up to seven devices concurrently, utilizing its three built-in output cables (iOS, USB-C, Micro USB), three additional output ports (2x USB, 1x USB-C), and the wireless charging area. This highlights its extensive connectivity options.
5.2 Flashlight Operation
The power bank features dual LED flashlights with three modes:
- Steady Mode: Press the power button once to turn on the steady light.
- Strobe Mode: Press the power button twice quickly to activate strobe.
- SOS Mode: Press the power button three times quickly to activate SOS signal.

The integrated dual LED flashlights offer three distinct modes: Strobe for signaling, SOS for emergency situations, and a steady LED mode for general illumination. These powerful lights provide visibility up to 100 feet and can last for 200 hours.
5.3 Hand Crank Operation
In emergencies or when no other power source is available, use the integrated hand crank to generate power:
- Unfold the hand crank handle from its storage position.
- Rotate the handle clockwise at a steady pace. Approximately 2 rotations per second can provide enough power for basic functions like the flashlight.
- Continuous cranking will slowly add charge to the internal battery.

The unique 360-degree rotating hand crank allows for manual power generation, providing an essential charging option during emergencies or when other power sources are unavailable. Just two rotations per second can activate the lights.
5.4 Solar Charging
The solar panel provides a supplementary charging method, ideal for outdoor use:
- Place the power bank with the solar panel facing direct sunlight.
- The solar charging indicator will illuminate when charging via solar energy.
- Note that solar charging is slower than wall charging and is primarily intended for emergency power maintenance or topping up the battery, not for rapid full charges.
6. Maintenance and Care
To ensure the longevity and optimal performance of your GOODaaa Power Bank, follow these care guidelines:
- Durability: The power bank is designed to be waterproof, shockproof, and dustproof. While robust, avoid intentional submersion in water or severe impacts.
- Cleaning: Wipe the device with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the power bank in a cool, dry place away from extreme temperatures and direct sunlight when not in use. For long-term storage, charge the battery to about 50-70% every 3 months to maintain battery health.
- Avoid Overcharging/Over-discharging: The smart protect IC helps prevent this, but it's good practice to disconnect devices once fully charged and recharge the power bank before it completely drains.

Designed for durability, the power bank is built to withstand harsh conditions. It is shockproof against drops, waterproof to resist splashes and rain, and dustproof to protect internal components from dirt and debris, making it ideal for outdoor adventures.
7. Troubleshooting
If you encounter issues with your power bank, refer to the table below for common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging | Cable not connected properly; Faulty cable/adapter; Power bank fully charged; Solar panel not in direct sunlight. | Ensure all connections are secure. Try a different cable or adapter. Check battery indicator. Reposition solar panel in direct sunlight. |
| Device not charging from power bank | Power bank battery low/empty; Device cable faulty; Device not compatible with wireless charging; Power bank in standby mode. | Recharge the power bank. Try a different charging cable. Ensure device supports Qi wireless charging and is correctly placed. Press power button to activate output. |
| Flashlight not working | Power bank battery low/empty; Incorrect button presses. | Recharge the power bank. Refer to section 5.2 for correct flashlight operation. |
| Hand crank feels stiff/not charging | Mechanism obstructed; Not enough rotations. | Check for any obstructions. Ensure consistent and sufficient rotation speed. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | PN-W31 |
| Battery Capacity | 45800 Milliamp Hours (mAh) |
| Product Dimensions | 7 x 3 x 1.2 inches |
| Item Weight | 1.3 pounds |
| Input Ports | Built-in USB-A cable, USB-C, iOS |
| Output Ports | Built-in iOS, USB-C, Micro USB cables; 2x USB, 1x USB-C ports; Wireless Charging Area |
| Special Features | Hand Crank Generator, Flashlight (SOS/Strobe/Steady), Over Charging Protection, Built-in Cables, Wireless Charging, Compass |
| Durability | Waterproof, Shockproof, Dustproof |
| Color | Silver |
9. Warranty and Support
Every GOODaaa product is certified safe and comes with a 12-month warranty from the date of purchase. This warranty covers manufacturing defects and ensures the product meets its specified performance.
For any questions, concerns, or support needs regarding your GOODaaa Power Bank, please do not hesitate to contact our professional pre-sales and after-sales services. We are committed to providing a satisfactory solution within 24 hours.
Please refer to the contact information provided on the product packaging or the official GOODaaa website for the most current support channels.




