1. Introduction
This manual provides essential information for the safe and effective use of your onerbl 24V USB-C AC/DC Adapter. This adapter is designed as a replacement power supply for devices requiring a 24V DC input, such as the RUISIBAITATA RU8 Massage Gun. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
To ensure safe operation and prevent damage, please observe the following precautions:
- Use the adapter only with devices that match its voltage (24V) and current (1A) specifications. Using it with incompatible devices may cause damage.
- 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. There are no user-serviceable parts inside.
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- Ensure the power outlet is easily accessible for quick disconnection if needed.
- This adapter features built-in protections against over-voltage, over-heat, and short-circuit conditions to safeguard your devices.

Figure 2.1: Smart Chip Multiple Protection Features
3. Product Overview
The onerbl 24V USB-C AC/DC Adapter is a compact and reliable power supply unit. It converts standard AC wall power to 24V DC power suitable for various electronic devices. The adapter features a durable design with a PVC jacket and copper wire for efficient power transmission.

Figure 3.1: onerbl 24V USB-C AC/DC Adapter

Figure 3.2: Adapter Front and Side View with Specifications

Figure 3.3: Cable Construction and Durable Design
4. Specifications
| Feature | Specification |
|---|---|
| Input Voltage | AC 100-240V, 50/60Hz |
| Output Voltage | DC 24V |
| Output Current | 1A |
| Connector Type | USB-C |
| Cable Length | 76 inches (approximately 6.3 feet) |
| Adapter Dimensions (L x W x H) | 2.6 x 1.6 x 1.2 inches |
| Item Weight | 8 ounces |
| Protection Features | Over Voltage Protection, Over Heat Protection, Short-circuit Protection |

Figure 4.1: Adapter Dimensions and Cable Length
5. Setup
- Verify Compatibility: Before connecting, ensure your device requires a 24V DC input and uses a USB-C port for power. Check your device's original power adapter or specifications for voltage and current requirements.
- Connect to Device: Insert the USB-C connector of the adapter cable firmly into the power input port of your device (e.g., RUISIBAITATA RU8 Massage Gun).
- Connect to Power Outlet: Plug the AC adapter unit into a standard AC 100-240V wall power outlet.
- Power On: Once connected, your device should begin charging or power on, depending on its design.

Figure 5.1: Adapter Connected to Power and Device
6. Operating Instructions
The onerbl 24V USB-C AC/DC Adapter operates automatically once connected. It provides a stable 24V DC power supply to your compatible device. There are no user-adjustable settings on the adapter itself.
- For charging devices, monitor your device's charging indicator to confirm it is receiving power.
- For powering devices, ensure the device functions as expected after connecting the adapter.
- Always disconnect the adapter from the wall outlet before disconnecting it from your device to prevent potential electrical surges.
7. Maintenance
Proper maintenance ensures the longevity and safe operation of your adapter.
- Cleaning: Disconnect the adapter from both the wall outlet and your device. Use a soft, dry cloth to wipe the exterior 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 when not in use. Avoid tightly coiling the cable to prevent damage.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as frayed wires, bent pins, or cracks in the casing. If damage is found, discontinue use immediately.
8. Troubleshooting
If you encounter issues with your onerbl 24V USB-C AC/DC Adapter, try the following steps:
- Device Not Powering On/Charging:
- Ensure the adapter is fully plugged into a working wall outlet. Test the outlet with another device.
- Verify the USB-C connector is securely inserted into your device's power port.
- Confirm your device's power requirements match the adapter's 24V 1A output.
- Check the adapter cable for any visible damage.
- Adapter Feels Warm:
- It is normal for power adapters to become slightly warm during operation. If the adapter becomes excessively hot to the touch or emits a burning smell, unplug it immediately and discontinue use.
- Intermittent Power:
- Ensure all connections are stable and not loose.
- Avoid bending or stressing the cable at the connection points.
If these steps do not resolve the issue, please contact customer support.
9. Warranty and Support
The onerbl 24V USB-C AC/DC Adapter is a high-quality replacement unit, tested to be in great working condition. For specific warranty terms and conditions, please refer to the purchase documentation or contact the seller directly. For technical support or further assistance, please reach out to the manufacturer or your point of purchase.