Introduction
This manual provides essential information for the safe and efficient use of your Orestree 135W Laptop Charger. This power adapter is designed to provide reliable power to compatible Acer Nitro 5 AN515-31 and AN515-31-59RD series laptops. Please read this manual thoroughly before using the product and retain it for future reference.
Safety Information
To prevent injury or damage to your device, observe the following safety precautions:
- Use only with compatible devices as specified.
- Do not expose the charger to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the charger to strong impacts.
- Do not attempt to disassemble or modify the charger.
- Ensure proper ventilation around the charger during use to prevent overheating.
- Unplug the charger from the power outlet when not in use for extended periods.
- Keep out of reach of children.

Image: The Orestree 135W charger features multiple protection mechanisms, including overvoltage, overcurrent, short circuit, and overheating protection, ensuring safe operation.
Package Contents
Verify that all items are present in the package:
- 1 x Orestree 135 Watt Laptop Charger (Model: ADP190071M)
- 1 x 3-Prong Power Cord
Setup Instructions
- Connect the Power Cord: Insert the 3-prong power cord into the AC input port of the Orestree 135W laptop charger. Ensure it is firmly seated.
- Connect to Wall Outlet: Plug the other end of the 3-prong power cord into a standard wall electrical outlet (100-240V AC, 50-60Hz).
- Connect to Laptop: Insert the 5.5mm connector tip of the charger into the power input port of your Acer Nitro 5 AN515-31 or AN515-31-59RD laptop.

Image: The Orestree 135W laptop charger properly connected to a wall outlet and an Acer Nitro 5 laptop, indicating it is ready for use.

Image: A detailed view of the charger's 5.5mm x 1.7mm connector tip, showing its compatibility with the laptop's power port.
Operating Instructions
Once connected as described in the Setup section, the charger will automatically begin supplying power to your laptop and charging its battery. The laptop's charging indicator light will typically illuminate to confirm charging status.
- The charger is designed for continuous use but should be unplugged when not needed.
- The charger features an automatic off function for safety.
Maintenance
Proper maintenance ensures the longevity and performance of your charger:
- Cleaning: Disconnect the charger from both the wall outlet and the laptop before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the charger in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly winding the cables to prevent damage.
- Inspection: Periodically inspect the power cord and charger casing for any signs of damage, such as cuts, fraying, or cracks. If damage is found, discontinue use and replace the charger.

Image: An illustration highlighting the durable 3-prong plug, high-quality construction materials, stable copper interface, and precise 5.5x1.7mm connector of the Orestree charger.
Troubleshooting
If you encounter issues with your charger, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Laptop not charging. | Loose connection, faulty outlet, incompatible laptop, charger malfunction. |
|
| Charger feels hot. | Normal operation, poor ventilation, excessive load. |
|
| Sparking when plugging in. | Normal electrical arc, faulty outlet, damaged plug. |
|
Specifications
| Brand | Orestree |
| Model Number | ADP190071M |
| Input Voltage | 100-240V AC, 50-60Hz, 1.7A |
| Output Voltage | 19V DC |
| Output Current | 7.1A |
| Power Output | 135W |
| Connector Type | 5.5mm x 1.7mm |
| Compatible Devices | Acer Nitro 5 AN515-31, AN515-31-59RD Laptops |
| Special Feature | Automatic Off |
| Color | Black |
Warranty and Support
This Orestree product comes with a 1 Year Warranty from the date of purchase. This warranty covers manufacturing defects under normal use.
For warranty claims, technical support, or any inquiries regarding your product, please contact the seller, Orestree, directly through the platform where the purchase was made. Please have your purchase details and product model number (ADP190071M) ready when contacting support.
Note: The warranty does not cover damage caused by misuse, accidents, unauthorized modifications, or natural disasters.