1. Introduction
This manual provides essential information for the safe and effective use of your PKPOWER 12Vdc AC Adapter. This adapter is designed to provide power to compatible AeroGarden Harvest indoor gardening systems, specifically models within the 100690 series.
Please read this manual thoroughly before using the product and retain it for future reference.
2. Safety Information
Observe the following safety precautions to prevent electric shock, fire, or damage to the product or connected devices:
- Use the adapter only with devices that match its specified voltage and current requirements.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not attempt to open or repair the adapter. Refer servicing to qualified personnel.
- Ensure the power outlet is easily accessible and unplug the adapter during electrical storms or when unused for extended periods.
- Keep out of reach of children.
3. Product Overview
The PKPOWER 12Vdc AC Adapter is a power supply unit designed to convert alternating current (AC) from a wall outlet to direct current (DC) required by your AeroGarden Harvest system. It features built-in protection mechanisms to ensure safe operation.

Figure 3.1: Front view of the PKPOWER 12Vdc AC Adapter. The adapter features a standard US plug and an integrated DC output cable.
4. Setup
- Unpack the Adapter: Carefully remove the AC adapter from its packaging.
- Inspect for Damage: Before use, visually inspect the adapter and its cable for any signs of damage. Do not use if damaged.
- Connect to Device: Insert the DC output plug of the adapter firmly into the power input port of your AeroGarden Harvest system. Ensure a secure connection.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard 100-240V AC wall outlet.
Your AeroGarden Harvest system should now receive power.
5. Operating Instructions
Once connected, the adapter continuously supplies power to your AeroGarden Harvest system. There are no user-adjustable settings on the adapter itself.
- Ensure the adapter is always plugged into a functional power outlet when your AeroGarden requires power.
- To disconnect power, first unplug the adapter from the wall outlet, then disconnect the DC plug from the AeroGarden.
6. Maintenance
Proper maintenance ensures the longevity and safe operation of your adapter:
- 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: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Cable Care: Do not bend, twist, or pull the cable excessively. Regularly check the cable for fraying or cuts.
7. Troubleshooting
If your AeroGarden Harvest system is not receiving power, perform the following checks:
- No Power:
- Ensure the adapter is securely plugged into both the wall outlet and the AeroGarden.
- Test the wall outlet with another device to confirm it is functional.
- Inspect the adapter cable and connectors for any visible damage. If damaged, discontinue use.
- Intermittent Power:
- Check for loose connections at both ends of the adapter.
- Ensure the adapter is not overheating. If it feels excessively hot, unplug it immediately and contact support.
If issues persist after performing these steps, contact customer support.
8. Specifications
| Input Voltage: | 100-240V AC, 50-60Hz |
| Output Voltage: | 12V DC |
| Dimensions (L x W x H): | 4 x 2 x 0.5 inches (approximate adapter body) |
| Item Weight: | 3 ounces |
| Certifications: | CE / FCC / RoHS |
| Protection Features: | OVP (Over Voltage Protection), OCP (Over Current Protection), SCP (Short Circuit Protection) |

Figure 8.1: Dimensions of the PKPOWER 12Vdc AC Adapter, showing approximate measurements of 2.87 inches length, 1.57 inches width, and 1.18 inches height for the main body.
9. Compatibility
This PKPOWER 12Vdc AC Adapter is compatible with AeroGarden Harvest systems, specifically designed for models within the 100690 series, including but not limited to:
- AeroGarden Harvest Model 100690
- AeroGarden Harvest Model 100690-BLK
- AeroGarden Harvest Model 100690-GRY
- AeroGarden Harvest Model 100690-WHT
- AeroGarden Harvest Model 100690-RED
Always verify the power requirements of your device before connecting the adapter.
10. Warranty and Support
PKPOWER products are designed for reliability. For any inquiries or assistance, our customer service team is available to help.
Our friendly and reliable customer service will respond to you within 24 hours for any product-related questions or concerns.
Please refer to your purchase documentation for specific warranty terms and contact information.





