1. Introduction
This manual provides instructions for the safe and efficient use of your Power4Laptops AC Adapter, Model 1620018. This power supply is designed to be compatible with the ThundeRobot 911-T1 laptop, providing reliable power for your device. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
Your Power4Laptops AC Adapter is designed with safety in mind. It incorporates built-in overvoltage and overcurrent protection circuits. In the event of a power surge, these circuits are designed to fail before damage occurs to your connected equipment. The product has undergone Electrical Safety Assessment Tests in the UK and holds a valid CE Certificate, authorizing its safe use within the EU.
- Do not expose the adapter to water or excessive moisture.
- Do not disassemble or attempt to repair the adapter. Refer servicing to qualified personnel.
- Ensure the adapter is used in a well-ventilated area to prevent overheating.
- Only use the adapter with compatible devices as specified.
- Keep out of reach of children.
3. Package Contents
Verify that all items are present in the package:
- 1 x Power4Laptops AC Adapter (Model 1620018)

Image 1: Power4Laptops AC Adapter. This image shows the main power adapter unit, typically black in color, with its power cord and connector plug.
4. Setup Instructions
- Connect to Laptop: Insert the DC output plug (5.5mm X 2.5mm) of the AC adapter into the power input port of your ThundeRobot 911-T1 laptop. Ensure a firm connection.
- Connect to Power Outlet: Plug the AC input cable (Type A - 2 pin, North American) into a standard wall power outlet.
- Verify Power: Once connected, your laptop should indicate that it is receiving power or charging.
5. Operating Guidelines
- The adapter is designed for continuous operation. However, prolonged use under heavy load may cause the adapter to become warm. This is normal.
- Always disconnect the adapter from the power outlet when not in use for extended periods.
- Avoid placing objects on top of the adapter that could obstruct ventilation.
6. Maintenance
- Cleaning: Disconnect the adapter from all power sources before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or aerosols.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly winding the cables to prevent damage.
- Inspection: Periodically inspect the adapter and cables for any signs of damage, such as frayed wires or cracked casing. If damage is found, discontinue use immediately.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Laptop not charging. | Loose connection, faulty outlet, adapter malfunction. |
|
| Adapter feels hot. | Normal operation under load, poor ventilation. |
|
| Sparking when plugging in. | Normal initial contact spark, or faulty outlet/adapter. |
|
8. Specifications
| Brand | Power4Laptops |
| Model Number | 1620018 |
| Compatible Devices | Laptops (specifically ThundeRobot 911-T1) |
| Input Voltage | 100-240V AC (Standard for most regions) |
| Output Voltage | 19V |
| Output Amperage | 9.5A |
| Wattage | 180W |
| Plug Size (DC Output) | 5.5mm X 2.5mm |
| Power Plug (AC Input) | Type A - 2 pin (North American) |
| Color | Black |
| Item Weight | 1024 g |
| Certifications | CE Certified |
9. Warranty and Support
For warranty information or technical support, please refer to the documentation provided with your purchase or contact Power4Laptops directly through their official website or customer service channels. Please have your model number (1620018) and purchase details available when contacting support.