Introduction
The Anker 511 Charger (Nano) is a compact and durable 20W USB-C wall charger designed for efficient and fast charging of various mobile devices. Featuring PIQ 3.0 technology, it delivers optimal power while maintaining a small footprint.
Key Features:
- Fast Charging: Provides 20W output, capable of charging compatible devices significantly faster than standard chargers.
- Compact Design: Approximately 50% smaller than a standard 20W iPhone charger, making it highly portable.
- Advanced Technology: Incorporates a stacked design with custom magnetic components for reduced size, increased efficiency, and improved heat dissipation.
- Universal Compatibility: Optimized to work with a wide range of smartphones, tablets, and other mobile devices.
Product Overview

Figure 1: The Anker 511 Charger (Nano) 20W USB-C Wall Charger in white, showcasing its compact design and single USB-C port.

Figure 2: A hand holding the Anker 511 Charger (Nano), illustrating its unprecedented small size, comparable to a US quarter.

Figure 3: Visual comparison highlighting the Anker 511 Charger (Nano) as 50% smaller than a standard 18W USB-C charger.

Figure 4: A chart detailing the universal compatibility of the Anker 511 Charger (Nano) with various Apple, Samsung, and other USB-C fast-charging devices.
Setup
- Connect to Power Outlet: Plug the Anker 511 Charger (Nano) into a standard wall outlet.
- Connect Charging Cable: Insert one end of a compatible USB-C charging cable (not included) into the USB-C port on the Anker 511 Charger (Nano).
- Connect to Device: Insert the other end of the charging cable into your mobile device. For Lightning devices, use a USB-C to Lightning cable. For USB-C devices, use a USB-C to USB-C cable.
Ensure all connections are secure before use.

Figure 5: Diagram illustrating the correct cable types for connecting Apple Lightning devices (USB-C to Lightning) and Samsung/other USB-C devices (USB-C to USB-C) to the Anker 511 Charger (Nano).
Operating Instructions
The Anker 511 Charger (Nano) is designed for optimal charging performance with a wide range of devices.
- Fast Charging: This charger provides a 20W output, enabling fast charging for compatible devices. For example, it can charge an iPhone 13/13 Pro to 50% in approximately 25 minutes, which is up to 3 times faster than an original 5W charger.
- Compatibility: The charger is compatible with a broad array of devices, including:
- iPhone 13 / 13 Mini / 13 Pro / 13 Pro Max / iPhone 12 / 12 mini / 12 Pro / 12 Pro Max / iPhone SE (2nd generation) / 11 / 11 Pro / 11 Pro Max / XS / XS Max / XR / X / 8 Plus / 8
- iPad 10.2-inch / iPad mini 8.3-inch / iPad Pro 12.9-inch (4th / 3rd / 2nd / 1st generation) / iPad Pro 11-inch (2nd / 1st generation) / iPad Pro 10.5-inch / iPad Air (4th / 3rd generation) / iPad (8th / 7th generation) / iPad mini (5th generation)
- AirPods, Apple Watch
- Galaxy S10 / S9 / S8; Note 9 / 8; Pixel 3a / 3XL / 3 / 2 XL / 2, and more.
- Important Notes:
- This charger will charge Nintendo Switch but does not support "Charge-and-Play" in TV mode.
- This charger does not support Samsung Super Fast Charging for Galaxy S20, S21, and Note10/10+/20/20 Ultra.
Maintenance
To ensure the longevity and optimal performance of your Anker 511 Charger (Nano), follow these maintenance guidelines:
- Cleaning: Disconnect the charger from the power outlet before cleaning. Use a dry, soft cloth to wipe the exterior. Avoid using liquid cleaners or abrasive materials.
- Storage: Store the charger in a cool, dry place when not in use. Avoid storing it in areas with extreme temperatures or high humidity.
- Handling: Avoid dropping the charger or subjecting it to strong impacts. Do not attempt to disassemble or modify the charger, as this will void the warranty and may cause damage.
Troubleshooting
If you encounter issues with your Anker 511 Charger (Nano), refer to the following common troubleshooting steps:
- Device Not Charging:
- Ensure the charger is securely plugged into a functional wall outlet.
- Verify that the charging cable is properly connected to both the charger and your device.
- Try using a different charging cable to rule out a faulty cable.
- Test the charger with a different device to confirm the charger's functionality.
- Slow Charging:
- Confirm that your device supports 20W fast charging. Older devices may charge at a slower rate.
- Ensure you are using a high-quality USB-C cable designed for fast charging.
- Check if your device is running power-intensive applications in the background, which can slow down charging.
- Overheating: The Anker 511 Charger (Nano) features advanced charging technology with improved heat dissipation and dynamic temperature sensors to prevent overheating. If the charger feels excessively hot, disconnect it immediately and allow it to cool down. If the issue persists, contact customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Number | A2633 |
| Product Dimensions | 1.1 x 1.1 x 1.57 inches |
| Item Weight | 0.704 ounces |
| Input | 100-240V 0.6A 50-60Hz |
| Output | 5V=3A/9V=2.22A (20W Max) |
| Total USB Ports | 1 (USB-C) |
| Special Feature | Fast Charging (PIQ 3.0) |
| Color | White |
Warranty and Support
The Anker 511 Charger (Nano) comes with a worry-free 18-month warranty. For any product-related inquiries or support, please contact Anker customer service. The package includes a welcome guide for additional information.
Official Product Videos
Anker USB C Charger AND SanDisk 32GB Extreme microSDHC Unbox
This video provides an unboxing experience for the Anker USB-C Charger, demonstrating its initial presentation and components. It also includes an unboxing of a SanDisk microSDHC card.
Anker 20W Nano USB-C Charger | Review and My Thoughts
A detailed review and personal insights on the Anker 20W Nano USB-C Charger, covering its features and performance.
Anker Nano iPhone Charger
This video demonstrates the Anker Nano charger specifically for iPhone devices, highlighting its compatibility and charging capabilities.





