1. Introduction
This manual provides essential information for the safe and effective use of your UPBRIGHT 15V AC/DC Adapter. This adapter is designed to provide reliable power to compatible GOOLOO portable car jump starters and power banks. Please read this manual thoroughly before use and retain it for future reference.
The UPBRIGHT 15V AC/DC Adapter is engineered with multiple protection features to ensure safe charging.

Figure 1: UPBRIGHT 15V AC/DC Adapter. This image shows the compact black adapter unit with its attached power cable ending in a barrel connector.
2. Safety Information
Always follow these safety guidelines to prevent injury or damage to the adapter or your device:
- Use the adapter only with devices that specify a 15V DC input and compatible current draw.
- Ensure the adapter's output polarity matches the device's input polarity. Incorrect polarity can damage your device.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Do not disassemble or modify the adapter.
- Keep out of reach of children.
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- Avoid using the adapter if the cable or plug is damaged.

Figure 2: Adapter Polarity Diagram. This image illustrates the correct (center positive) and incorrect (center negative) polarity configurations for the barrel connector. The correct polarity is indicated by a green checkmark, showing the inner pin as positive and the outer barrel as negative.
3. Product Overview
The UPBRIGHT 15V AC/DC Adapter features a compact design and is equipped with safety protections for reliable operation.
Key Features:
- Wide Input Voltage: 100-240VAC, 50/60Hz, suitable for worldwide use.
- Output: 15V DC, 1A (1000mA).
- Protection Features:
- OVP (Over Voltage Output Protection): Prevents damage from excessive output voltage.
- OCP (Over Current Output Protection): Safeguards against excessive output current.
- SCP (Short Circuit Output Protection): Protects against short circuits.
- Overcharge Protection: Prevents battery overcharging.
- Overheat Protection: Manages internal temperature.
- Overcurrent Protection: Additional current regulation.
- Compatibility: Designed for various GOOLOO portable car jump starters and power banks, including models GP37, G37 Plus, GP180, GP200, GP120, G200, GE1200, and GPower120.

Figure 3: Security Protection Features. This image displays an internal view of the adapter, highlighting various components responsible for its multiple security protection features, such as good heat resistance, VO-grade fire-retardant material, overcharge, overvoltage, overheat, and overcurrent protection.
4. Setup and Operation
Follow these steps to set up and operate your UPBRIGHT 15V AC/DC Adapter:
- Verify Compatibility: Before connecting, ensure your device requires a 15V DC input and has a compatible barrel connector with center-positive polarity. Refer to your device's manual for specific power requirements.
- Connect to Device: Insert the barrel connector of the UPBRIGHT adapter firmly into the DC input port of your GOOLOO jump starter or power bank.
- Connect to Power Outlet: Plug the AC prongs of the adapter into a standard wall power outlet (100-240VAC).
- Charging Indication: Your device should indicate that it is receiving power or charging. Refer to your device's manual for specific charging indicators.
- Disconnect: Once charging is complete or when the adapter is not needed, first unplug the adapter from the wall outlet, then disconnect the barrel connector from your device.
5. Maintenance
Proper maintenance ensures the longevity and safe operation of your adapter:
- Cleaning: Use a dry, soft cloth to clean the adapter. 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 wrapping the cable too tightly around the adapter.
- Inspection: Periodically inspect the adapter, cable, and connectors for any signs of damage, such as cuts, fraying, or bent pins. If damage is found, discontinue use and replace the adapter.
6. Troubleshooting
If you encounter issues with your adapter, refer to the following common problems and solutions:
- Device not charging:
- Ensure the adapter is securely plugged into both the wall outlet and the device.
- Verify the wall outlet is functional by testing it with another appliance.
- Confirm that the device's power requirements (voltage and polarity) match the adapter's output.
- Check for any visible damage to the adapter, cable, or device's input port.
- Adapter feels warm during use:
- It is normal for the adapter to become slightly warm during operation.
- If the adapter becomes excessively hot, disconnect it immediately and ensure it is used in a well-ventilated area, away from heat sources.
7. Specifications
Technical specifications for the UPBRIGHT 15V AC/DC Adapter:
| Feature | Detail |
|---|---|
| Input Voltage | 100-240VAC, 50/60Hz |
| Output Voltage | 15V DC |
| Output Current | 1A (1000mA) |
| Connector Type | Barrel Round Connector (Center Positive) |
| Protection Features | OVP, OCP, SCP, Overcharge, Overheat, Overcurrent Protection |
| Product Dimensions | 3 x 3 x 1 inches (approximate adapter unit size) |
| Item Weight | 3.2 ounces |
| Compatible Devices | GOOLOO GP37, G37 Plus, GP180, GP200, GP120, G200, GE1200, GPower120 series jump starters and power banks |
8. Warranty and Support
UPBRIGHT products are designed for reliability and performance. This adapter comes with a limited warranty.
- Refund Policy: 30 Days Refund.
- Exchange Policy: 24 Months Exchange.
For warranty claims or technical support, please contact your retailer or the UPBRIGHT customer service directly. Please have your purchase information and product details available.

Figure 4: Warranty Information and International Adapters. This image shows a "Limited Warranty Certificate" from UPBRIGHT, indicating product support. It also displays examples of international plug adapters (AU, EU, UK) that may be included with international orders to ensure compatibility with local power outlets.