Introduction
This manual provides essential instructions for the safe and effective use of your Kircuit 12V AC Adapter. Please read this manual thoroughly before use and retain it for future reference.
This adapter is designed to provide a stable 12V DC power supply for compatible devices, including various OttLite Wellness Series Charging LED Desk Lamps. Refer to the specifications section for detailed compatibility information.
Safety Information
- Ensure the adapter's voltage and current ratings match your device's 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 modify the adapter. This voids the warranty and poses a safety risk.
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- Keep out of reach of children.
Package Contents
- 1 x Kircuit 12V AC Adapter
Setup
- Verify Compatibility: Before connecting, confirm that your device requires a 12V DC input and has a compatible barrel plug connector. Refer to your device's original power supply or manual for specifications.
- Connect to Device: Insert the barrel plug connector of the Kircuit AC adapter into the power input port of your OttLite LED Desk Lamp or other compatible device. Ensure a secure connection.
- Connect to Power Outlet: Plug the AC adapter into a standard 100-240V AC wall outlet.


Operating Instructions
Once the adapter is properly connected to both the power outlet and your device, the device should power on or begin charging as designed. No further operation is required for the adapter itself, as it functions automatically to convert AC power to DC power.
- The adapter is designed for continuous operation within its specified limits.
- If your device has an on/off switch, use that to control the device's power.
- For optimal performance, ensure the adapter is placed in a well-ventilated area.
Maintenance
- Cleaning: Disconnect the adapter from the power outlet and the device before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: When not in use for extended periods, unplug the adapter and store it in a cool, dry place, away from direct sunlight and moisture.
- Cable Care: Avoid bending or crimping the power cord excessively. Do not place heavy objects on the cord.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on/charging. | Adapter not properly plugged in. Device not compatible. Faulty power outlet. Damaged adapter. | Ensure both ends of the adapter are securely connected. Verify device voltage and connector type. Try a different power outlet. Discontinue use and replace the adapter. |
| Adapter feels warm during use. | Normal operation. Overload or poor ventilation. | Slight warmth is normal. Ensure adequate ventilation around the adapter. If it becomes excessively hot, disconnect immediately. |
Specifications
- Brand: Kircuit
- Model: Kircuit 12V AC Adapter
- Input: 100-240V AC, 50/60Hz, 0.3A
- Output: 12V DC, 2.5A
- Connector Type: Barrel Plug
- Compatible Devices: OttLite U8QAFSB3, U8QAFSB4, U8QAFSB3B4, 1501705, B1FSB Wellness Series Charging LED Desk Lamp Light, TY1200250A1MN, 3YE, BZ36-120250-AU, and other devices requiring 12V 2.5A (or less) DC power with a compatible barrel plug.
- Special Feature: Built-in Dynamic IC, Charger IC & Power fuse for rapid charging and overcharge protection.
- Manufacturer: Shenzhen Waweis Technology Co., Ltd


Warranty and Support
For warranty information or technical support, please refer to the seller's policy on the platform where the product was purchased. Typically, products come with a standard return/replacement policy. For specific inquiries, contact the seller directly.
Seller: LGM DYstore
Return Policy: 30-day refund/replacement policy (as per Amazon's buybox winner information).