1. Introduction
Thank you for choosing the Honovos 8L Ultrasonic Cool Mist Humidifier. This manual provides essential information for the safe and efficient operation of your new humidifier. Please read it thoroughly before use and retain it for future reference.
This humidifier is designed to improve air quality and comfort in large rooms and bedrooms by adding moisture to the air. It features a large capacity water tank, intelligent humidity control, and various convenient functions.

Image 1: Honovos 8L Ultrasonic Cool Mist Humidifier.
2. Safety Instructions
To reduce the risk of fire, electric shock, or injury, always follow these basic precautions:
- Read all instructions before using the appliance.
- Place the humidifier on a firm, flat, water-resistant surface at least 6 inches (15 cm) away from walls and appliances.
- Do not place the humidifier in a corner of a room to avoid mist condensation on surfaces.
- Do not immerse the base, power cord, or plug in water or other liquids.
- Always unplug the humidifier when not in use, before cleaning, or when refilling the water tank.
- Do not use attachments not recommended by the manufacturer.
- Keep the power cord away from heated surfaces.
- Do not operate the humidifier with a damaged cord or plug, or after the appliance malfunctions or has been damaged in any manner.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
- Only use clean, cool tap water or distilled water. Do not use hot water.
- Do not add essential oils directly into the water tank. Use the designated essential oil tray.
3. Product Components
Familiarize yourself with the parts of your Honovos humidifier:
- Main Unit (with control panel and display)
- 8L (2.1Gal) Water Tank
- Top Cover / Mist Nozzle
- Essential Oil Tray (located at the back)
- Remote Control
- Power Cord
- Built-in Stone Ceramic Filter

Image 2: Overview of the humidifier with key features highlighted.
4. Setup
- Unpack: Carefully remove all packaging materials and place the humidifier on a stable, flat surface.
- Remove Protective Bag: Before first use, please remove the protective bag from the water pump in the water tank.
- Fill Water Tank: The humidifier features a top-fill design. You can either pour water directly into the top opening or remove the top section to fill the 8L water tank. Ensure water level is below the 'MAX' line.
- Connect Power: Plug the power cord into a standard electrical outlet.
- Initial Start-up: After plugging in, wait 15-20 seconds for the unit to initialize and operate normally.
Video 1: Seller overview of the Honovos Tower Humidifier, demonstrating its design and features.
5. Operation
Your humidifier can be controlled via the LED touch display on the unit or the included remote control.
5.1 Power On/Off & Sleep Mode
- Press the ON/OFF/SLEEP button to turn the unit on or off.
- Press and hold the ON/OFF/SLEEP button to activate Sleep Mode. In Sleep Mode, the display lights will turn off, and the unit will operate quietly (below 30dB).
5.2 Mist Volume Control
- Press the MIST VOLUME button to cycle through 3 mist levels: Low, Medium, and High.
- The 360° rotating nozzle allows you to direct the mist flow as needed.

Image 3: Demonstrating the adjustable 3 spray levels and 360° adjustable nozzle.
5.3 Intelligent Humidity Control
- Press the CUSTOMIZE HUMIDITY button to set your desired humidity level between 40% and 90% RH (Relative Humidity), adjustable in 5% increments.
- The built-in humidistat sensor will intelligently detect the real-time humidity. The unit will automatically turn off mist output when the preset humidity is reached and restart when the humidity falls below your desired level.
- The ideal indoor humidity range is typically 45%-60%.

Image 4: Customized humidity settings for various environments like plants, kids, and pets.
5.4 7-Color LED Night Light
- Press the UV/NIGHT LIGHT button to turn on the 7-color LED night light. The lights will cycle through different colors, creating a relaxing ambiance.
- To turn off the night light, press the button again.

Image 5: Humidifier operating with the 7-color LED night light feature.
5.5 Timer Function
- Press the TIMER button to set the operating time from 1 to 12 hours. The unit will automatically shut off once the set time has elapsed.
5.6 Essential Oil Function
- Locate the essential oil tray at the back of the humidifier.
- Pull out the tray and add 1-2 drops of your favorite essential oil onto the aroma pad.
- Slide the tray back into the unit. The mist will carry the fragrance into the room.

Image 6: Humidifier demonstrating the essential oil tray for aromatherapy.
Video 2: Seller demonstration of the 8L 2.1Gal Cool Mist Humidifier's features and operation.
6. Maintenance & Cleaning
Regular cleaning is essential to maintain optimal performance and hygiene of your humidifier.
- Daily Maintenance: Empty and rinse the water tank daily. Wipe the inside of the tank and the base with a clean cloth.
- Weekly Cleaning:
- Unplug the humidifier.
- Remove the water tank and empty any remaining water.
- Fill the water tank with 1 cup of white vinegar and 1 cup of water. Let it sit for 30 minutes.
- Pour out the solution and rinse the tank thoroughly with clean water.
- Wipe the base and transducer with a soft cloth dampened with vinegar, then rinse with clean water.
- Ensure all parts are dry before reassembling.
- Filter: The humidifier features a built-in stone ceramic filter that does not require replacement. Clean it as part of your weekly maintenance.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or low mist output | Lack of water in tank Water pump protective bag not removed Transducer dirty Mist nozzle blocked | Refill water tank Remove protective bag from water pump Clean transducer Clear mist nozzle |
| Unusual odor | Stale water Dirty water tank/base | Empty and clean tank/base thoroughly Use fresh water daily |
| Water leakage | Overfilled water tank Unit not on a flat surface | Do not fill above MAX line Place on a stable, flat surface |
| White dust around humidifier | Hard water used | Use distilled or demineralized water |
| Humidifier not turning on | No power Water shortage protection activated | Check power connection Refill water tank |
8. Specifications
- Brand: Honovos
- Model Name: 2.1Gal White Humidifier
- Operation Mode: Ultrasonic Cool Mist
- Water Tank Capacity: 8 Liters (2.1 Gallons)
- Max Mist Output: 300 ml/h
- Max Run Time: Up to 40 hours (on low mist setting)
- Coverage Area: Up to 500 sq ft
- Humidity Control Range: 40% - 90% RH
- Noise Level: < 30dB (in Sleep Mode)
- Special Features: 3 Mist Modes, 7-Color Night Light, 1-12H Timer, Auto Shut-Off, Essential Oil Tray, 360° Rotating Nozzle, Remote Control, LED Touch Display, Built-in Ceramic Filter (no replacement needed)
- Product Dimensions: 7"D x 8"W x 25"H
- Item Weight: 5 Pounds
9. Warranty & Support
Honovos is committed to providing quality products and excellent customer service.
- Warranty: This product comes with a one-year warranty from the date of purchase.
- Free Replacement: Enjoy 120 days of free replacement for any manufacturing defects.
- Customer Service: For any questions, concerns, or support needs, please contact our 7*24 hours customer service team. We are always ready to help you.