Introduction
This manual provides essential information for the safe and effective use of your UpBright 13V AC/DC Adapter. This power supply is designed to provide stable and reliable power to compatible devices, specifically the Bsrco SL81B SL818 11.1V 12V 2500mAh Li-ion Battery 120W 9KPa Lightweight Portable Hand Mini Vac Cordless Car Vacuum Cleaner.
Please read this manual thoroughly before using the adapter and retain it for future reference.
Safety Information
- General Safety: Always ensure the adapter is connected to a power outlet within the specified voltage range (100-240VAC).
- Protection Features: This adapter is equipped with OVP (Over Voltage output Protection), OCP (Over Current output Protection), and SCP (Short Circuit output Protection) to ensure safe operation.
- Environmental Conditions: Do not expose the adapter to water, moisture, or extreme temperatures. Use indoors only.
- Cable Care: Do not pull on the cord to disconnect the adapter from the outlet. Always grasp the plug. Avoid placing heavy objects on the cord.
- Battery Condition: Rechargeable batteries have a limited lifespan, typically 1 to 3 years. If your device's battery is old or dead, it may not accept a charge, which is not an indication of a faulty charger. A voltmeter can be used to verify charger functionality.
Product Overview
The UpBright 13V AC/DC Adapter is a compact and efficient power supply designed for specific portable vacuum cleaners. It features a standard two-prong plug for wall outlets and a barrel round connector for the device.

Image: Front view of the UpBright 13V AC/DC Adapter, showing the brand name, input specifications (100-240V~0.3A 50-60Hz), and the attached output cable with a barrel connector.

Image: Side view of the UpBright 13V AC/DC Adapter, showing the two-prong plug and the coiled output cable with its barrel connector.

Image: Back view of the UpBright 13V AC/DC Adapter, displaying detailed model information, input/output specifications, and safety certifications (CE, FCC, RoHS).

Image: The UpBright AC Adapter shown alongside a compatible Bsrco handheld vacuum cleaner and its accessories, illustrating the intended use.
Setup
- Verify Compatibility: Ensure your device (Bsrco SL81B SL818 vacuum cleaner) requires a 13V DC input and has a compatible barrel round connector.
- Connect to Device: Insert the barrel round connector of the adapter firmly into the charging port of your device.
- Connect to Power Outlet: Plug the adapter's two-prong plug into a standard 100-240VAC wall outlet.
- Initial Check: Confirm that any charging indicator on your device illuminates, if applicable, to show that charging has begun.
Operating Instructions
Once properly connected, the UpBright 13V AC/DC Adapter will begin supplying power to your compatible device. For charging, ensure the device's battery is capable of accepting a charge.
- Charging: Allow the device to charge until its battery indicator shows a full charge, or as recommended by the device's manufacturer.
- Disconnection: To disconnect, first unplug the adapter from the wall outlet, then remove the barrel connector from your device.
Maintenance
- Cleaning: Disconnect the adapter from all power sources and devices before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or solvents.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and moisture when not in use. Avoid tightly coiling the cable to prevent damage.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as frayed wires or cracked casing. If damage is found, discontinue use immediately.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not charging | Adapter not plugged in correctly; Power outlet is not active; Device battery is old/dead; Incorrect adapter for device. | Ensure adapter is fully plugged into both the device and a working wall outlet. Test the outlet with another device. If the battery is old, it may need replacement. Verify adapter compatibility with your device's specifications. |
| Adapter feels hot | Normal operation under load; Overload; Poor ventilation. | A slight warmth is normal. If excessively hot, disconnect immediately. Ensure the adapter is not covered and has adequate airflow. Verify the device's power requirements do not exceed the adapter's output. |
Specifications
| Feature | Detail |
|---|---|
| Brand | UpBright |
| Model | Bsrco Model SL81B SL818 Power Supply |
| Input Voltage | 100-240VAC, 50/60Hz |
| Output Voltage | 13V DC |
| Output Current | 1.0A (1000mA) |
| Wattage | 13 Watts |
| Connector Type | Barrel Round Connector |
| Protection | OVP, OCP, SCP |
| Product Dimensions | 10.16 x 7.62 x 5.08 cm |
| Item Weight | 85.05 g |
Warranty and Support
UpBright offers a 30-day refund policy and a 24-month exchange warranty for this product. Please refer to the Limited Warranty Certificate that may be included with your purchase for full terms and conditions.

Image: A visual representation of the UpBright Limited Warranty Certificate alongside various international outlet adapters (AU, EU, UK) that may be provided for international orders.
For technical support, warranty claims, or any inquiries regarding your UpBright AC/DC Adapter, please contact the manufacturer directly through their official channels or the retailer from whom you purchased the product.
