Kewig B4S
Kewig Aluminum DIN Plug Charger Motorcycle Dual Quick 3.0 USB Charger User Manual
Model: B4S
Introduction
Thank you for choosing the Kewig Aluminum DIN Plug Charger. This manual provides essential information for the safe and efficient operation of your new motorcycle USB charger. Designed for 12V-24V motorcycles with small DIN sockets, this charger features dual Quick Charge 3.0 USB ports, an LED display, and a waterproof design, ensuring reliable power on the go. Please read this manual thoroughly before installation and use.
Safety Information
Always observe the following safety precautions to prevent injury or damage to the product and your vehicle:
- Ensure the charger is compatible with your motorcycle's voltage (12V-24V DIN socket).
- Do not attempt to disassemble or modify the charger. Unauthorized modifications can lead to malfunction, electric shock, or fire.
- Keep the charger away from extreme heat sources, open flames, and corrosive materials.
- Ensure proper installation to avoid short circuits or loose connections. If unsure, consult a qualified technician.
- The product is designed to be waterproof, but avoid prolonged submersion or high-pressure water jets.
- Always turn off the power control switch when the charger is not in use to conserve battery and prolong device life.
- This product is equipped with built-in safety features including overcharge, overcurrent, over-temperature, overvoltage, undervoltage, and short-circuit protection. However, always monitor charging devices.
- For detailed safety information, refer to the Safety Information PDF provided by the manufacturer.
Product Overview and Features
The Kewig DIN Plug Charger is engineered for convenience and durability. Key features include:
- DIN Motorcycle Charger: Specifically designed for 12V-24V motorcycles equipped with small DIN sockets (e.g., BMW, Ducati, Triumph).
- Dual QC3.0 USB Ports: Two Quick Charge 3.0 ports deliver a total output of 36W, charging compatible devices up to four times faster than conventional chargers.
- LED Display: Integrated LED voltmeter displays the current voltage, allowing you to monitor your motorcycle's battery status.
- Safe Power Control Switch: An easy-to-use on/off switch controls both USB charging ports and the LED voltmeter, preventing battery drain when not in use.
- Waterproof & Heat Resistant: Constructed with an aluminum alloy body and a water-repellent weatherproof hood, ensuring durability in various weather conditions (-20°C to 60°C).
- Multiple Protection: Built-in smart chip provides comprehensive safety against overcharge, overcurrent, over-temperature, overvoltage, undervoltage, and short circuits.

Image: The Kewig Aluminum DIN Plug Charger, showcasing its dual USB ports and LED voltage display.

Image: The charger featuring its dustproof and waterproof cover, demonstrating its protective capabilities against water and dust.

Image: The charger connected and actively charging various digital devices, highlighting its fast-charging dual ports.
Setup and Installation
The Kewig DIN Plug Charger is designed for easy installation into compatible motorcycle DIN sockets.
- Locate the DIN Socket: Identify the small DIN power socket on your motorcycle. This is typically found on BMW, Ducati, or Triumph models.
- Ensure Power is Off: Before installation, ensure your motorcycle's ignition is off to prevent any electrical issues.
- Insert the Charger: Gently insert the Kewig DIN Plug Charger into the motorcycle's DIN socket. Push firmly until it is securely seated.
- Verify Connection: Once inserted, turn on your motorcycle's ignition. The LED display on the charger should illuminate, showing the current voltage, indicating a successful connection.
- Test the Switch: Use the power control switch on the charger to turn the USB ports and LED display on and off.
- Close Cover (Optional): If your socket has a protective cover, ensure it can close properly around the charger for added weather protection.

Image: Visual guide demonstrating the installation process of the charger into a motorcycle's DIN socket.

Image: The charger shown installed in different motorcycle models, illustrating its broad compatibility with various motorcycles.
Operating Instructions
Using your Kewig DIN Plug Charger is straightforward:
- Power On: Once the charger is securely inserted into the DIN socket, press the power control switch to activate the USB ports and LED display. The LED display will show the current input voltage from your motorcycle's battery.
- Connect Devices: Plug your USB charging cables into the QC3.0 USB ports on the charger. You can charge two devices simultaneously.
- Monitor Charging: The charger will automatically detect your device and deliver the optimal charging current. The LED display will continue to show the input voltage.
- Power Off: When you are finished charging or when the motorcycle is not in use, press the power control switch again to turn off the USB ports and LED display. This prevents unnecessary battery drain.
Maintenance
To ensure the longevity and optimal performance of your Kewig charger:
- Cleaning: Wipe the charger with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the ports are dry before use.
- Storage: When not in use for extended periods, store the charger in a cool, dry place, away from direct sunlight and extreme temperatures.
- Inspect Connections: Periodically check the connection to the DIN socket to ensure it remains secure and free of debris.
- Protective Cover: Always ensure the water-repellent weatherproof hood is properly closed when the charger is not in use, especially in wet or dusty environments.
Troubleshooting
If you encounter issues with your Kewig charger, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger not powering on (LED off) |
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| Devices not charging |
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| LED display shows incorrect voltage |
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If the problem persists after trying these solutions, please contact Kewig customer support.
Specifications
| Attribute | Detail |
|---|---|
| Model | B4S |
| Input Voltage | 12V-24V DC |
| Output Ports | Dual QC3.0 USB |
| Total Output Wattage | 36W (18W per port max) |
| Material | Aluminum Alloy Body, ABS Exterior |
| Operating Temperature | -20°C to 60°C (-4°F to 140°F) |
| Special Features | LED Voltage Display, Power Control Switch, Waterproof, Multiple Safety Protections |
| Certifications | CE, ROHS |
| Included Components | 1 x QC3.0 Motorcycle Dual USB Charger |
| Item Weight | 2.39 ounces |
| Package Dimensions | 3.7 x 1.89 x 1.85 inches |
Warranty and Support
This product is manufactured under strict quality control standards. While specific warranty details are not provided in this manual, the product is certified with CE and ROHS, indicating compliance with European safety and environmental standards.
For warranty claims, technical support, or any inquiries regarding your Kewig product, please contact the manufacturer directly through their official website or the retailer from whom you purchased the product. Please retain your proof of purchase for any warranty-related services.
Manufacturer: Kewig
Visit the Kewig Store on Amazon for more information and contact options.
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