1. Introduction
Thank you for choosing the Coolfiqu 6L Ultrasonic Cool and Warm Mist Humidifier. This device is designed to improve air quality and comfort in your home by maintaining optimal humidity levels. It features both cool and warm mist options, a large 6-liter capacity, essential oil diffusion, and smart controls. Please read this manual thoroughly before use to ensure safe and efficient operation.
2. Safety Instructions
To reduce the risk of fire, electric shock, or injury, always follow these basic precautions:
- Use only purified or distilled water to prevent mineral buildup.
- Do not add essential oils directly into the water tank or base chamber. This can degrade the plastic and cause leakage. Only add essential oils to the designated aroma pad.
- Never pour water into the mist outlet.
- Never pour water into the base chamber directly.
- Always unplug the humidifier from the power outlet before filling, cleaning, or performing maintenance.
- Keep the humidifier out of reach of children and pets.
- Place the humidifier on a firm, flat, waterproof surface at least 6 inches (15 cm) away from walls and appliances.
- Do not cover the mist outlet or air intake during operation.
- The unit and water remain hot after Warm Mist mode. Do not touch the heating element or hot water immediately after use.

Figure 1: Important warnings and precautions for humidifier use.
3. Package Contents
Upon unboxing, please ensure all items are present and undamaged:
- 1 x Coolfiqu 6L Humidifier
- 1 x Aroma Pad (pre-installed in essential oil tray)
- 1 x Mineral Absorption Pad (pre-installed in base)
- 1 x Cleaning Brush
- 1 x User Manual
4. Product Diagram
Familiarize yourself with the components of your humidifier:

Figure 2: Overview of humidifier components and installation steps.

Figure 3: Detailed view of the top water tank and lower base components.
5. Setup
Follow these steps to set up your humidifier for first-time use:
- Unpack and Inspect: Carefully remove all packaging materials. Inspect the humidifier for any signs of damage.
- Remove Protective Foam: Locate and remove any protective foam or tape from the base and inside the water tank.
- Install Filters and Valves:
- Insert the valve stem into its housing, compressing the spring and ensuring it is properly seated.
- Position the rubber gasket evenly over the designated area on the filter.
- Align the filter with its slot inside the tank and press down firmly to secure it in place.

Figure 4: Detailed steps for installing filters and valves.
- Install Base Components:
- Place the pad flat onto the heating element in the base.
- Position the noise silencer into its fixed location on the base, ensuring it is oriented correctly. It will not seat properly if the orientation is wrong.
- Gently place the mixer into its designated position in the base.

Figure 5: Detailed steps for installing base components.
- Place Nozzle Cap: Align the nozzle cap with the humidifier cup lid and press them to assemble. Then, place the assembled cup lid on the water tank.
- Fill Water Tank: The humidifier features a convenient top-fill design. Simply pour purified or distilled water directly into the tank up to the MAX 6L line. Do not exceed this line.

Figure 6: Easy top-fill water tank for convenient refilling.
- Add Essential Oils (Optional): If desired, pull out the essential oil tray located at the back of the base. Add a few drops of your preferred essential oil onto the aroma pad inside the tray. Push the tray back in. (Refer to Figure 7).

Figure 7: How to add essential oils to the dedicated aroma pad.
- Connect Power: Plug the power cord into a suitable electrical outlet.
6. Operating Instructions
Your Coolfiqu humidifier offers various settings for personalized comfort:

Figure 8: Key features of the Coolfiqu 6L Humidifier.
- Power On/Off: Press the power button on the control panel to turn the humidifier on or off.
- Mist Level Adjustment: Cycle through three mist levels (Low, Medium, High) by pressing the mist level button.
- Warm and Cool Mist: Select between cool mist and warm mist options with a single touch. The warm mist function is ideal for moisturizing skin and easing discomfort, while cool mist helps alleviate dry air.
- Humidity Control: The smart sensor automatically regulates humidity. You can choose an auto mode or set your desired humidity level between 30% and 80%. The display bar changes color to indicate current humidity: red (below 30% - dry), green (31-60% - ideal), blue (above 60% - wet).
- 360° Rotating Nozzles: The dual nozzles at the top can be rotated independently to disperse mist in any desired direction, ensuring even humidity distribution.
- Sleep Mode: Activate sleep mode to turn off the LED screen for undisturbed rest. The humidifier continues to operate normally, maintaining a steady humidity level quietly.
- Timer Function: Set the humidifier to automatically turn off after a specified period, from 1 to 12 hours.
- Low Water Indicator & Auto Shut-off: If the water level drops too low, a red indicator light activates, and the device automatically shuts off to prevent dry burning.

Figure 9: How proper humidification can alleviate common issues.
7. Maintenance and Cleaning
Regular cleaning is essential to prevent mineral buildup and ensure optimal performance and longevity of your humidifier. Always unplug the unit before cleaning.
- Daily Cleaning:
- Empty the water tank and base chamber daily.
- Wipe the tank and base with a damp cloth.
- Weekly Cleaning:
- Flush the water tank and base chamber with water.
- Use the provided soft brush to clean the mist outlet tube.
- Rinse the filter with water to clean it.
- To prevent leakage due to clogged gaskets, clean the gaskets once a week.

Figure 10: Step-by-step guide for cleaning your humidifier.
- Descaling: If mineral buildup occurs, use a citric acid descaler following the product's instructions.
- Aroma Pad: Clean the aroma pad as needed by rinsing it with water and allowing it to air dry.
8. Troubleshooting
If you encounter any issues with your humidifier, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or low mist output | Low water level Mineral buildup Mist outlet blocked | Refill water tank Clean the humidifier and transducer Clear any obstructions from the mist outlet |
| Unusual odor | Stagnant water Dirty water tank | Empty and refill with fresh water Clean the water tank and base thoroughly |
| Water leakage | Overfilled tank Improperly installed components Clogged gaskets | Do not exceed MAX fill line Ensure all components (filter, nozzle cap) are correctly installed Clean the gaskets |
| Humidifier not turning on | No power Low water level Unit not assembled correctly | Check power connection Refill water tank Ensure all parts are securely in place |
If the problem persists after trying these solutions, please contact customer support.
9. Specifications
- Brand: Coolfiqu
- Model Name: Coolfiqu 6L Humidifiers (LP-2113)
- Color: A-Black
- Capacity: 6 Liters
- Product Dimensions: 9"D x 14"W x 6"H
- Item Weight: 4.8 pounds
- Voltage: 120 Volts (AC)
- Control Method: Touch
- Floor Area Coverage: Up to 500 Square Feet
- Special Features: Aroma Diffuser, Auto Shut Off, Digital Display, Humidistat, Low Water Indicator, Warm Mist, Cool Mist, 360° Nozzle
- Room Type: Bedroom, Dining Room, Living Room, Nursery, Office
10. Warranty and Support
Coolfiqu is committed to providing high-quality products. If you experience any issues or have questions regarding your humidifier, please contact our customer support team. We are here to assist you with any defective products or operational concerns.
For warranty information and customer service, please refer to the contact details provided in your product packaging or visit the official Coolfiqu website.




