Important Safety Instructions
Please read and understand all safety instructions before using this product. Failure to follow these instructions may result in electric shock, fire, or other hazards.
- Do not expose the adapter to rain or moisture.
- Do not use the adapter if the cord or plug is damaged.
- Ensure the adapter's voltage and current ratings match your device's requirements.
- Keep the adapter away from heat sources and direct sunlight.
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- This adapter is designed for indoor use only.
Product Overview
The Kircuit 12V AC/DC Adapter is a high-quality power supply designed to provide reliable power to compatible VEVOR rock tumblers. It converts standard AC wall power to the required 12V DC power for your device.

Image: Kircuit 12V AC/DC Adapter. This image displays two units of the Kircuit 12V AC/DC adapter, highlighting the two-prong wall plug and the label detailing its input (100-240V AC) and output (12V DC) specifications.

Image: Kircuit 12V AC/DC Adapter with Cord. This image shows a single Kircuit 12V AC/DC adapter with its power cord neatly coiled, emphasizing the 6.5 ft cord length for flexible placement.
Key Features:
- Input: 100V-240V AC, 50/60Hz, 0.3A
- Output: 12V DC
- Built-in Dynamic IC, Charger IC & Power fuse for rapid charging and overcharge protection.
- Compatible with VEVOR KD-H1013, KD-H1011, KD-C1013, KD-C1011 rock tumblers.
Setup
Follow these steps to properly set up your Kircuit 12V AC/DC Adapter:
- Inspect the Adapter: Before use, check the adapter and its cord for any signs of damage. Do not use if damaged.
- Connect to Device: Insert the barrel plug connector of the adapter firmly into the DC input port of your VEVOR rock tumbler.
- Connect to Power Outlet: Plug the two-prong AC plug of the adapter into a standard 100-240V AC wall outlet or power strip. Ensure the outlet is easily accessible.

Image: Adapter Connected to Power. This image shows the Kircuit 12V AC/DC adapter plugged into a white power strip on a desk, demonstrating a typical setup for connecting to a power source.
Once connected, your device should receive power. Refer to your VEVOR rock tumbler's manual for specific operating instructions.
Operating Instructions
The Kircuit 12V AC/DC Adapter functions as a power supply for your compatible VEVOR rock tumbler. It does not have user-adjustable settings.
- Ensure the adapter is securely plugged into both the device and a functioning power outlet.
- The adapter will automatically provide the necessary 12V DC power to your device.
- Always unplug the adapter from the wall outlet before disconnecting it from your device, especially if the device is powered on.
- Avoid bending or crimping the power cord excessively to prevent internal damage.
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 cord to prevent damage.
- Inspection: Periodically inspect the adapter, cord, and plug for any signs of wear, cuts, or damage. If damage is found, discontinue use and replace the adapter.
Troubleshooting
If you encounter issues with your Kircuit 12V AC/DC Adapter, try the following solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on | Adapter not plugged in correctly Faulty power outlet Damaged adapter/cord Device issue | Ensure adapter is fully plugged into wall and device. Test the power outlet with another device. Inspect adapter and cord for damage; replace if necessary. Consult your device's manual for troubleshooting. |
| Adapter feels hot | Normal operation (slight warmth) Overload or poor ventilation | A slight warmth is normal. If excessively hot, unplug immediately. Ensure adapter is not covered and has adequate airflow. Verify device compatibility. |
| Intermittent power | Loose connection Damaged cord/connector | Check all connections for tightness. Inspect cord and barrel plug for damage; replace adapter if damaged. |
If the problem persists after trying these solutions, contact customer support.
Specifications
| Feature | Specification |
|---|---|
| Brand | Kircuit |
| Input Voltage | 100-240V AC, 50/60Hz, 0.3A |
| Output Voltage | 12V DC |
| Connector Type | Barrel Plug |
| Main Power Connector Type | 2 Pin (US Standard) |
| Compatible Devices | VEVOR KD-H1013, KD-H1011, KD-C1013, KD-C1011 Advanced Professional Rock Tumblers |
| Color | Black |
| Power Source | Corded Electric |
| Special Feature | Overcharge Protection, Dynamic IC, Charger IC, Power Fuse |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
Warranty and Support
Kircuit products are designed for reliability and performance. For information regarding warranty coverage, please refer to the documentation provided with your purchase or contact your retailer.
For technical support or inquiries, please contact Kircuit customer service through the retailer's platform where the product was purchased. Please have your product model and purchase details ready when contacting support.