1. Introduction
This manual provides essential information for the safe and efficient use of your SBS USB Wall Charger 10W. This charger is designed to provide reliable power to your mobile devices, including smartphones and tablets, with its dual USB-A ports and Intelligent Charge technology.

Figure 1: Overview of the SBS USB Wall Charger 10W. This image displays the compact black charger with its European plug and two USB-A output ports, clearly labeled for 2.1A and 1A output.
2. Setup
To set up your SBS USB Wall Charger, follow these simple steps:
- Unboxing: Carefully remove the charger from its packaging. Ensure all components are present. The package typically contains the charger unit itself.
- Power Connection: Insert the charger's European plug into a standard wall power outlet (240 Volt AC). Ensure the connection is firm.
- Device Connection: Connect your device's USB charging cable to one of the USB-A ports on the charger. The blue port provides up to 2.1A, and the grey port provides up to 1A.

Figure 2: Charger in use. This image shows the SBS wall charger plugged into a power strip, demonstrating its compact size and how it fits into a typical home or office charging setup.
3. Operating Instructions
The SBS USB Wall Charger is designed for straightforward operation. It features two USB-A ports for simultaneous charging and Intelligent Charge technology for optimized power delivery.
- Single Device Charging: Connect your device to either the 2.1A (blue) or 1A (grey) USB-A port. For faster charging of compatible devices, use the 2.1A port.
- Dual Device Charging: You can charge two devices simultaneously by connecting one to each USB-A port. The charger will distribute power as needed.
- Intelligent Charge Technology: The blue 2.1A USB-A port is equipped with Intelligent Charge technology. This system automatically detects the maximum power your connected device can handle and adjusts the output accordingly. This ensures the fastest possible charge without overcharging or damaging your device. For example, a smartphone can reach 50% charge in approximately 30 minutes using this feature.

Figure 3: Intelligent Charge Feature. This image highlights the 2.1A USB-A port and illustrates the Intelligent Charge technology, which optimizes charging speed for connected devices.

Figure 4: Dual USB-A Ports. This image provides a clear view of both the 1A and 2.1A USB-A output ports, demonstrating the charger's capability to charge two devices simultaneously.
4. Maintenance
Proper maintenance ensures the longevity and optimal performance of your charger.
- Cleaning: Disconnect the charger from the power outlet before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or abrasive materials.
- Storage: When not in use, store the charger in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the charger or subjecting it to strong impacts. Do not attempt to disassemble the charger.
5. Troubleshooting
If you encounter issues with your SBS USB Wall Charger, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not charging. | Charger not properly plugged in; faulty cable; device issue. | Ensure charger is firmly plugged into the wall outlet. Try a different USB cable. Test the charger with another device. |
| Slow charging. | Using the 1A port for a high-power device; device drawing less current. | Ensure you are using the 2.1A (blue) port for devices that support faster charging. Check if your device's battery is severely depleted, which can sometimes cause slower initial charging. |
| Charger feels warm. | Normal operation during charging; excessive load. | It is normal for chargers to become slightly warm during operation. If it becomes excessively hot, disconnect it immediately and contact support. Ensure proper ventilation around the charger. |
If the problem persists after trying these solutions, please contact SBS customer support.
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | TETR2USB21AFAST |
| Brand | SBS |
| Input Voltage | 240 Volts |
| Output Ports | 2 x USB-A (1A, 2.1A) |
| Special Feature | Intelligent Charge Technology, Automatic Shut-off |
| Color | Schwarz (Black) |
| Product Dimensions | 60 x 60 x 85 cm |
| Weight | 60 Grams |
| Compatible Devices | Cellphone, Tablets, Powerbanks, Wireless Headphones, Speakers |
| Connector Type | USB-A |
| Mounting Type | Wall Mount |
| Country of Origin | China |
7. Warranty and Support
For information regarding the product warranty, please refer to the documentation included with your purchase or visit the official SBS website. SBS products typically come with a manufacturer's warranty covering defects in materials and workmanship.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact SBS customer service through their official website or the contact information provided in your product packaging. Keep your proof of purchase handy when contacting support.
You can visit the SBS Store on Amazon for more information and product updates.





