1. Important Safety Information
Please read all safety instructions carefully before using the eeTao 12V Adapter. Failure to follow these instructions may result in electric shock, fire, or other hazards.
- Ensure the adapter is compatible with your device's voltage and current requirements (DC12V 2A).
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not disassemble or modify the adapter. Refer all servicing to qualified personnel.
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- Keep out of reach of children.

Figure 1: An infographic illustrating the multiple security protection features integrated into the eeTao power adapter, such as temperature protection, overcharge protection, lightning protection, short circuit protection, and anti-interference protection, ensuring safe operation.
2. Product Overview
2.1 Package Contents
- 1 x eeTao 12V Adapter (Model: HL-12002000)
2.2 Product Features
- Input Voltage: 100-240VAC, 50/60Hz (Worldwide compatibility)
- Output Voltage: DC12V, 2A
- Connector Type: Barrel connector
- Protection Features: Over Voltage Protection (OVP), Over Current Protection (OCP), Short Circuit Protection (SCP)
- Design: Lightweight and portable
- Compatibility: Specifically designed for halmai HMNDC-050 Nail Dust Collector

Figure 2: This image displays the eeTao 12V AC/DC power adapter unit and its attached cable, featuring a standard barrel connector for device compatibility. The adapter's specifications are visible on its label.

Figure 3: A detailed diagram showing the internal construction of the adapter's cable, highlighting the coarsening core, inner insulator, and TPE protective layer for enhanced durability and performance.
3. Setup
3.1 Connecting the Adapter
- Ensure your halmai HMNDC-050 Nail Dust Collector is turned off.
- Locate the power input port on your halmai HMNDC-050 Nail Dust Collector.
- Insert the barrel connector of the eeTao 12V Adapter firmly into the power input port of the nail dust collector.
- Plug the AC power cord of the adapter into a standard wall outlet (100-240VAC).
- Verify that the connection is secure before powering on your device.

Figure 4: This image illustrates the eeTao AC Adapter and its compatibility with the halmai HMNDC-050 Nail Dust Collector. Note that the nail dust collector machine is not included with the adapter.
4. Operating Instructions
4.1 Powering On/Off
- After connecting the adapter as described in Section 3.1, turn on your halmai HMNDC-050 Nail Dust Collector using its power switch.
- The adapter will supply the necessary power for the device to operate.
- To turn off the device, use the power switch on the nail dust collector.
- For extended periods of non-use, it is recommended to unplug the adapter from the wall outlet.
5. Maintenance
- Cleaning: Disconnect the adapter from both the power outlet and the device before cleaning. Use a dry, soft cloth to wipe the surface of the adapter. Do not use liquid cleaners or abrasive materials.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and moisture. Avoid wrapping the cable too tightly around the adapter to prevent damage.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as frayed wires or cracked casing. If damage is found, discontinue use and replace the adapter.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Adapter not properly connected. No power from outlet. Faulty adapter. | Ensure adapter is securely plugged into both the device and the wall outlet. Test the wall outlet with another device. Contact customer support if the adapter is suspected to be faulty. |
| Device powers on but functions intermittently. | Loose connection. Insufficient power. | Check all connections for tightness. Ensure the adapter is rated for DC12V 2A. |
| Adapter feels unusually hot. | Overload or poor ventilation. Internal fault. | Ensure the device's power requirements do not exceed 12V 2A. Place the adapter in a well-ventilated area. If overheating persists, discontinue use and contact support. |
7. Specifications
| Feature | Specification |
|---|---|
| Brand | eeTao |
| Model Number | HL-12002000 for halmai |
| Input Voltage | 100-240VAC, 50/60Hz |
| Output Voltage | 12V DC |
| Output Current | 2 Amps |
| Connector Type | Barrel |
| Compatible Devices | halmai HMNDC-050 Nail Dust Collector |
| Protection Features | OVP, OCP, SCP |
| Color | Black |
| Item Weight | 3 Ounces |
8. Warranty and Support
8.1 Warranty Information
This eeTao adapter comes with a 30-day refund policy and a 24-month exchange warranty from the date of purchase. This warranty covers manufacturing defects and issues arising from normal use. It does not cover damage caused by misuse, accident, unauthorized modification, or improper installation.
8.2 Customer Support
If you encounter any issues or have questions regarding your eeTao 12V Adapter, please contact our customer support team. Refer to your purchase documentation for specific contact details or visit the eeTao store on Amazon for assistance.