1. Introduction
This manual provides essential information for the safe and efficient use of your Galaxy Bang 42V 2A Charger. Please read this manual thoroughly before operating the charger and retain it for future reference.
This charger is designed for 36V Lithium-ion batteries and is compatible with various Swagtron Swagger models, including:
- Swagtron Swagger SC-1
- Swagtron Swagger 3 SG-3
- Swagtron Swagger SG-5 Dash Lite
- Swagtron Swagger SG-7
- Swagtron Swagger V1
Important: This charger is specifically for 36V Lithium Li-ion Batteries. It is NOT compatible with 24V, 25.2V, or 29.4V battery versions.

Image: The Galaxy Bang 42V 2A Charger, showing the main unit and connected power cords.
2. What's in the Box
Upon opening the package, please ensure all items listed below are present and in good condition:
- 1 x Galaxy Bang 42V 2A Charger
3. Setup and Connection
- Verify Compatibility: Ensure your device's battery is a 36V Lithium-ion type. Confirm the charging port on your device matches the charger's connector type. The charger features a DC plug with an outside diameter of 5.5 mm and an inner diameter of 2.1 mm.
- Connect to Device: Insert the charger's DC output plug into the charging port of your Swagtron Swagger scooter.
- Connect to Power: Plug the AC input cable into a standard 100-240VAC, 50/60Hz wall outlet.

Image: Detailed view of the charger's DC connector, highlighting its 5.5mm outer and 2.1mm inner diameter.

Image: Visual guide comparing the compatible 1-prong DC connector with an incompatible Mini 3-prong connector.

Image: The charger connected to a power source, with a Swagtron scooter visible in the background, illustrating a typical charging setup.
4. Operating Instructions
Once connected, the charger will automatically begin the charging process. Observe the LED indicator for charging status:
- Red Light: Indicates the battery is currently charging.
- Green Light: Indicates the battery is fully charged. The charger will automatically stop charging to prevent overcharging.

Image: The charger's LED indicator, showing the red light for active charging and the green light for a completed charge.

Image: A Swagtron scooter connected to the charger, with visual cues for the red charging light and green full charge light.
5. Safety Warnings and Precautions
- For indoor use only. Do not expose the charger to rain, moisture, or extreme temperatures.
- Do not disassemble or attempt to repair the charger yourself. Refer to qualified service personnel for any issues.
- Keep out of reach of children.
- Ensure proper ventilation during charging. Do not cover the charger.
- This charger is equipped with multiple security protections:
- OVP (Overvoltage Protection)
- OCP (Overcurrent Protection)
- OLP (Overload Protection)
- SCP (Short-circuit Protection)
- Always unplug the charger from the power outlet when not in use or before cleaning.
6. Care and Maintenance
- Clean the charger with a soft, dry cloth. Do not use liquid cleaners or aerosols.
- Store the charger in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid bending or crimping the power cords excessively to prevent damage.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger LED does not light up. | No power from outlet; loose connection; faulty charger. | Check power outlet with another device. Ensure all connections are secure. If problem persists, contact support. |
| Charger LED remains red after extended charging. | Battery not fully charged; faulty battery; incorrect battery voltage. | Allow more time for charging. Verify battery health. Confirm battery is 36V Lithium-ion. |
| Charger LED immediately turns green. | Battery already full; incorrect battery voltage; faulty battery. | Check if the battery was already fully charged. Confirm battery is 36V Lithium-ion. |
8. Product Specifications
| Feature | Detail |
|---|---|
| Model Number | SK90190342 |
| Input Voltage | 100-240VAC, 50/60Hz, 1.5A |
| Output Voltage | 42V |
| Output Current | 2A (Also compatible with 1.5A, 1A, 0.5A) |
| Max Power | 84W |
| Compatible Battery Type | 36V Lithium-ion Battery |
| DC Connector Size | 5.5 mm (outer diameter), 2.1 mm (inner diameter) |
| Product Dimensions | 6 x 3 x 2 inches |
| Item Weight | 12 ounces |
| Color | Black |
| Special Feature | Fast Charging, Security Protection (OVP, OCP, OLP, SCP) |

Image: Visual representation of the charger's physical dimensions and key power specifications.
9. Warranty and Support
For warranty information or technical support, please refer to the documentation provided with your purchase or contact the retailer. Keep your proof of purchase for warranty claims.