Introduction
This instruction manual provides essential information for the safe and effective use of your XMHEIRD AC/DC Adapter. This adapter is designed to provide power to compatible devices, specifically the Sears Craftsman 315.111680 3/8-in Cordless Drill Driver 7.2V Battery Pack. Please read this manual thoroughly before use and retain it for future reference.
Important Safety Information
To ensure safe operation and prevent damage, always follow these precautions:
- Do not expose the adapter to water, rain, or excessive moisture.
- Do not disassemble or modify the adapter. Refer all servicing to qualified personnel.
- Ensure the adapter is used within its specified input and output voltage ranges.
- Avoid using the adapter if the cord or plug is damaged.
- Keep the adapter away from heat sources and direct sunlight.
- Unplug the adapter from the power outlet when not in use for extended periods.

Figure 1: Built-in Safety Electronics. This adapter features integrated safety electronics for Over-Temperature, Over-Voltage, Over-Current, and Short Circuit Protection to ensure safe and reliable operation.
Product Overview
The XMHEIRD AC/DC Adapter is designed for efficient and safe power delivery. It features a robust construction and incorporates multiple safety mechanisms.

Figure 2: Product Details. The adapter features a standard American plug, a durable power cord with a thick copper core for efficient power transmission, and a flexible design to prevent damage.

Figure 3: Adapter Dimensions. The adapter measures approximately 1.58 inches in width, 1.18 inches in height, and 2.92 inches in length, providing a compact design.
Setup Instructions
- Unpack the Adapter: Carefully remove the AC/DC adapter from its packaging.
- Inspect for Damage: Before use, visually inspect the adapter and its cord for any signs of damage. Do not use if damaged.
- Connect to Power Outlet: Plug the adapter's AC plug into a standard AC100V-240V, 50/60Hz wall outlet.
- Connect to Device: Connect the output connector of the adapter to the charging port of your compatible Sears Craftsman 315.111680 3/8-in Cordless Drill Driver 7.2V Battery Pack.

Figure 4: Adapter Connected to Power. Ensure the adapter is securely plugged into a functional wall outlet.
Operating Instructions
Once the adapter is properly connected to both the power outlet and your device, it will begin to supply power or charge the battery pack. There are no user-adjustable settings on the adapter itself.
- Monitor your device's charging indicator (if available) to determine charging status.
- Disconnect the adapter from the device once charging is complete or if the device is not in use.
- Always unplug the adapter from the wall outlet when not actively charging a device.
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 solvents.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and extreme temperatures. Avoid wrapping the cord too tightly around the adapter to prevent damage.
- Inspection: Periodically inspect the power cord and adapter housing for any signs of wear or damage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not charging / Adapter not working | No power from outlet | Check if the wall outlet is functional by plugging in another device. |
| Device not charging / Adapter not working | Loose connection | Ensure the adapter is firmly plugged into both the wall outlet and the device. |
| Device not charging / Adapter not working | Damaged adapter or cable | Inspect the adapter and cable for visible damage. Discontinue use if damaged and seek replacement. |
| Device not charging / Adapter not working | Incompatible device | Verify that your device is listed as compatible with this adapter model. |
Specifications
| Feature | Detail |
|---|---|
| Brand | XMHEIRD |
| Model Number | XSD-4000450HUSD20240902-0439 |
| Input Voltage | AC100V-240V, 50/60Hz |
| Compatible Devices | Sears Craftsman 315.111680 3/8-in Cordless Drill Driver 7.2V Battery Pack |
| Connector Type | Auxiliary |
| Main Power Connector Type | 2 Pin (American Plug) |
| Color | Black |
| Safety Features | Over-Temperature, Over-Voltage, Over-Current, Short Circuit Protection |
| Certification | FCC |
Warranty and Support
XMHEIRD offers a 30-day hassle-free return policy and a 12-month replacement exchange for this product. For any questions, concerns, or support needs, please contact the seller directly through your purchase platform.