1. Introduction
Thank you for choosing the onerbl 5V 2-Pin AC/DC Power Adapter. This adapter is designed to provide reliable power to your Suttik LM-2027 Professional Cordless Hair Clipper, Beard Trimmer, or similar devices requiring a 5VDC 2-prong power supply. Please read this manual carefully before use to ensure proper operation and safety.
2. Safety Information
- Do not expose to liquids: Keep the adapter away from water, rain, or excessive moisture.
- Indoor use only: This adapter is intended for indoor use in dry environments.
- Proper ventilation: Ensure adequate ventilation around the adapter during use to prevent overheating. Do not cover.
- Correct voltage: Only connect the adapter to power outlets within the specified input voltage range (AC 100-240V).
- Avoid damage: Do not use the adapter if the cord or plug is damaged. Do not attempt to open or repair the adapter.
- Children and pets: Keep the adapter out of reach of children and pets.
- Unplug when not in use: Disconnect the adapter from the power outlet when not in use for extended periods.
3. Product Overview
The onerbl 5V 2-Pin AC/DC Power Adapter is a high-quality replacement charger featuring robust safety protections. It is designed for compatibility with various devices, including the Suttik LM-2027.

Figure 3.1: Dimensions of the onerbl 5V 2-Pin AC/DC Power Adapter. The adapter measures approximately 1.6 inches in width, 2.6 inches in length, and 1.2 inches in height. The attached power cable has a length of 76 inches.
Key Features:
- Universal Input: AC 100-240V 50/60Hz, suitable for worldwide use.
- Stable Output: Provides a consistent 5V DC output.
- Multiple Protection: Equipped with advanced safety features.

Figure 3.2: The adapter incorporates a smart chip providing multiple layers of protection, including short-circuit protection, over-voltage protection, and over-current protection to safeguard your devices and electrical safety.
4. Setup
- Inspect the adapter: Before first use, check the adapter and cable for any visible damage.
- Connect to device: Plug the 2-prong connector of the adapter into the charging port of your Suttik LM-2027 hair clipper or compatible device. Ensure a secure connection.
- Connect to power outlet: Insert the AC plug of the adapter into a standard wall outlet (AC 100-240V).

Figure 4.1: The power adapter connected to a power strip and a device, illustrating a typical setup for charging.
5. Operating Instructions
Once the adapter is properly connected to both the power outlet and your device, it will begin charging automatically. Most devices will indicate charging status via an LED indicator or on-screen display.
- Charging time: Refer to your device's instruction manual for typical charging times.
- Disconnecting: To stop charging, first unplug the adapter from the wall outlet, then disconnect it from your device.
6. Maintenance
- Cleaning: Disconnect the adapter from power before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or abrasive materials.
- Storage: Store the adapter in a cool, dry place when not in use. Avoid wrapping the cable too tightly around the adapter to prevent damage.
- Regular inspection: Periodically check the cable and plug for any signs of wear or damage.
7. Troubleshooting
Device is not charging:
- Check connections: Ensure the adapter is securely plugged into both the wall outlet and your device.
- Verify power outlet: Test the wall outlet with another device to confirm it is functioning correctly.
- Inspect adapter: Check the adapter and cable for any visible damage. If damaged, discontinue use and replace.
- Device compatibility: Confirm that your device requires a 5V DC input and has a compatible 2-prong charging port.
8. Specifications
| Parameter | Value |
|---|---|
| Brand | onerbl |
| Input Voltage | AC 100-240V, 50/60Hz |
| Output Voltage | DC 5V |
| Connector Type | 2-Prong |
9. Warranty and Support
This onerbl product is covered by a standard manufacturer's warranty. For specific warranty details, please refer to the product packaging or contact your retailer. For technical support or inquiries, please reach out to the onerbl customer service team through your purchase platform.