User Manual: eeTao 5V USB-C Charger

1. Product Overview

This document provides instructions for the eeTao 5V USB-C Charger, designed as a replacement power supply adapter for the FOLOKE MK66R-B MK66RB Red Light Therapy Mask. It ensures reliable and safe charging for your rechargeable device.

Image 1.1: The eeTao 5V USB-C Charger, showing the wall adapter and the attached USB Type-C cable.

Image 1.2: Visual representation of the eeTao power supply adapter compatible with various red light therapy masks, including the FOLOKE MK66R-B MK66RB. Note: The mask itself is not included with the charger.

2. Safety Information

This charger is equipped with multiple protection features to ensure safe operation and protect your device:

• OVP (Over Voltage Output Protection): Prevents damage from excessive voltage output.
• OCP (Over Current Output Protection): Guards against damage from excessive current output.
• SCP (Short Circuit Output Protection): Protects against short circuits.
• Temperature Protection: Monitors and regulates operating temperature.
• Overcharge Protection: Prevents battery overcharging.
• Anti-interference Protection: Minimizes electrical interference.
• Lightning Protection: Offers defense against power surges from lightning.

Always use the charger in a dry environment. Do not expose it to water or excessive humidity. Disconnect the charger from the power outlet when not in use.

Image 2.1: Diagram illustrating the various security protection features integrated into the eeTao charger, including temperature, overcharge, lightning, short circuit, and anti-interference protection.

3. Setup

1. Unpack the Charger: Carefully remove the eeTao 5V USB-C Charger from its packaging.
2. Inspect for Damage: Before use, visually inspect the charger and cable for any signs of damage. Do not use if damaged.
3. Connect to Power Outlet: Plug the charger's wall adapter into a standard 100-240VAC 50/60Hz electrical wall outlet.
4. Connect to Device: Insert the USB Type-C connector end of the cable into the charging port of your FOLOKE MK66R-B MK66RB Red Light Therapy Mask.

Ensure the connection is secure at both the wall outlet and the device.

4. Operating Instructions

Once the charger is properly set up, it will begin charging your device. The charging process is automatic.

• The charger is designed for rechargeable devices requiring a DC5V USB Type-C input.
• Refer to your device's instruction manual for specific charging indicators (e.g., LED lights) that show charging status and completion.
• Disconnect the charger from the device once charging is complete to conserve energy.

Image 4.1: Cross-section diagram of the charger's premium cable, highlighting its inner insulator, coarsening core, and TPE protective outer layer, designed for durability and efficient power transfer.

5. Maintenance

• Cleaning: Disconnect the charger from the power outlet and the device before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or abrasive materials.
• Storage: Store the charger in a cool, dry place away from direct sunlight and extreme temperatures.
• Cable Care: Avoid bending or twisting the cable excessively, especially near the connectors, to prevent internal damage. Do not place heavy objects on the cable.
• Inspection: Periodically inspect the charger and cable for any signs of wear, fraying, or damage. Replace the charger if any damage is observed.

6. Troubleshooting

• Device Not Charging:
  • Ensure the charger is securely plugged into a working wall outlet.
  • Verify the USB Type-C connector is fully inserted into the device's charging port.
  • Check if the wall outlet is functional by plugging in another device.
  • Inspect the charger cable and adapter for any visible damage. If damaged, discontinue use.
  • Note that rechargeable batteries have a limited lifespan (typically 1 to 3 years). If the device's battery is damaged, it may not charge.
• Slow Charging:
  • Ensure the charger is connected directly to a wall outlet, not through a USB hub or extension cord that might reduce power output.
  • Confirm the device is not being used heavily while charging, which can slow down the process.
• Charger Feels Warm:
  • It is normal for chargers to become slightly warm during operation. If the charger becomes excessively hot, emits smoke, or a burning smell, immediately unplug it and discontinue use.

7. Specifications

8. Warranty and Support

This product is covered by a 30-day return policy. For any issues or support inquiries, please contact the seller directly through the platform where the purchase was made.

Manufacturer: eeTao

Important Note on Rechargeable Batteries: Rechargeable batteries are not permanent and typically have an average lifespan of 1 to 3 years. If the battery within your device is damaged or has reached the end of its life cycle, the charger may not be able to charge it effectively.