Product Overview
The Aiminu 40W 4-Port USB C Wall Charger is designed for efficient and fast charging of multiple electronic devices simultaneously. Featuring two USB-C Power Delivery (PD) ports and two USB-A Quick Charge (QC) 3.0 ports, this compact power adapter provides a versatile charging solution for a wide range of compatible devices, including smartphones, tablets, and other digital gadgets. Its advanced safety features ensure protection against overcurrent, overheating, and overcharging.

Image: Front and side view of the Aiminu 40W 4-Port USB C Wall Charger, highlighting its compact design and multiple ports.
What's in the Box
- 2 Pack USB C Wall Charger (White)
Please note that charging cables are not included and must be purchased separately.
Setup
- Unpack the Charger: Carefully remove the USB C Wall Charger from its packaging.
- Locate a Power Outlet: Find a standard US 2-prong electrical wall outlet.
- Plug in the Charger: Insert the charger's prongs firmly into the electrical outlet.
- Connect Your Devices: Use appropriate USB-C or USB-A charging cables (not included) to connect your devices to the corresponding ports on the charger. The charger features two PD20W USB-C ports and two 3.1A USB-A ports.

Image: A close-up view of the charger's four ports, clearly labeled as PD20W USB-C and 3.1A USB-A, illustrating the dual USB-C and dual USB-A port configuration.

Image: The charger plugged into a wall outlet, simultaneously charging a laptop, smartphone, and tablet, demonstrating its 4-in-1 capability and space-saving design.
Operating Instructions
This 40W fast charging block is designed to deliver optimal power to your devices. When multiple devices are connected, the charger intelligently distributes power to ensure efficient and fast charging for all connected devices.
- Fast Charging: The USB-C ports support Power Delivery (PD) up to 20W each, allowing compatible devices like iPhones (11-16 series) to charge from 0% to 58% in approximately 30 minutes.
- Universal Compatibility: Compatible with a wide range of devices including iPhone, iPad, Samsung Galaxy, Google Pixel, LG, tablets, and other USB-powered devices.
- Simultaneous Charging: Charge up to four devices concurrently without significant loss of charging speed.

Image: A visual representation of the charger's universal compatibility, showing various fast-charging and standard-charging devices, including iPhones, iPads, Google Pixel, LG, Nintendo Switch, and AirPods.

Image: A comparison highlighting the advantage of the 4-port design over typical dual-port chargers, showcasing increased connectivity options.
Official Product Video
Video: An official product video from Aiminu-US demonstrating the USB C Power Adapter, highlighting its 4-port design and fast charging capabilities for various devices.
Maintenance
To ensure the longevity and optimal performance of your Aiminu 40W 4-Port USB C Wall Charger, follow these maintenance guidelines:
- Keep Dry: Avoid exposing the charger to water or excessive humidity.
- Clean Regularly: Gently wipe the exterior of the charger with a dry, soft cloth to remove dust and dirt. Ensure ports are free of debris.
- Proper Storage: When not in use, store the charger in a cool, dry place away from direct sunlight and extreme temperatures.
- Handle with Care: Avoid dropping the charger or subjecting it to strong impacts.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not charging or charging slowly. | Loose cable connection, incompatible cable, device issue, or charger overload. |
|
| Charger feels warm during use. | Normal operation, or excessive load. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | RE-PD3504 |
| Package Dimensions | 3.94 x 3.11 x 1.94 inches |
| Item Weight | 0.176 ounces |
| Manufacturer | CHONGZHENG (HK)CO. ,LIMITED |
| Country of Origin | China |
| Connectivity Technology | USB |
| Connector Type | USB Type C |
| Compatible Devices | Cellular Phones, Tablets, Magsafe Wireless Charger, Headphones |
| Compatible Phone Models | Google Pixel (and others as listed in compatibility section) |
| Included Components | 2 Pack USB C Wall Charger (White) |
| Special Feature | Lightweight Design, 4 Port Design, Fast Charging |
| Color | White |
| Input Voltage | 240 Volts (AC) |
| Mounting Type | Wall Mount |

Image: The compact size of the charger shown in hand and next to other small items, emphasizing its portability and space-saving design.

Image: An X-ray view of the charger's internal circuitry, highlighting its multi-protection safe charger features including overvoltage, short circuit, and overtemperature protection.
Warranty and Support
Aiminu provides an 18 Months Worry-free Replacement for this product. For any questions or assistance, please utilize the 24/7 Online Customer Service. Refer to your purchase documentation or the official Aiminu website for contact details and further warranty information.
