Introduction
Thank you for choosing the Air Innovations Ultrasonic Cool Mist Digital Humidifier. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new humidifier. Please read all instructions carefully before use and retain this manual for future reference.
Product Components
Familiarize yourself with the various parts of your humidifier:
- Dual 2.15 Gallon Water Tanks: Designed for extended operation.
- Permanent Ceramic Filter: Helps to purify water and reduce mineral buildup.
- 15-inch Extension Nozzle: Converts the unit from tabletop to floor-standing.
- Dual Directional Mist Nozzle: Allows you to direct mist in two directions.
- Digital LED Display: Shows current humidity, mist settings, and timer.
- Smart Control Panel: For adjusting settings.
- Remote Control: For convenient operation.
- Aromatherapy Tray: For use with essential oils (oils not included).
- Built-in Tank Handles: For easy filling and carrying.

This image displays the Air Innovations Ultrasonic Cool Mist Digital Humidifier in black, highlighting its sleek design, the included 15-inch extension nozzle, and icons representing ultra-quiet operation, remote control, smart control panel, and 8.5L capacity for large rooms.

A detailed view of the humidifier with labels pointing to its key parts: the directional mist nozzle, the 15-inch removable extension nozzle, built-in handle, antimicrobial water tank, antimicrobial base, smart control panel, and the remote control.
Setup
- Unpack: Carefully remove all packaging materials and ensure all components are present.
- Placement: Place the humidifier on a firm, flat, waterproof surface at least 6 inches (15 cm) away from walls and furniture. Ensure the mist is directed away from walls and electronics.
- Extension Nozzle (Optional): If desired, attach the 15-inch extension nozzle to convert the unit for floor-standing use. The dual directional mist nozzle can be adjusted to direct mist as needed.
- Fill Water Tanks: Remove the water tanks using the built-in handles. Unscrew the tank caps and fill with clean, cool tap water. Replace the caps securely and place the tanks back onto the base.
- Power Connection: Plug the power cord into a standard electrical outlet.

This image shows the humidifier with its 15-inch extension nozzle attached, placed on the floor next to an armchair, effectively distributing mist at a higher level.
Operating Instructions
- Power On/Off: Press the 'ON/OFF' button on the control panel or remote control to turn the unit on or off.
- Mist Output: Press the 'MIST' button to cycle through the 5 mist settings: Low, Medium, High, Supreme, and Turbo. Adjust to your desired mist level.
- Humidistat: Press the 'HUMIDISTAT' button to set your desired humidity level. The unit will automatically adjust mist output to maintain this level.
- Programmable Timer: Use the 'DELAY START' or 'AUTO-OFF' buttons to program the humidifier to turn on or off after a set number of hours (1-24 hours).
- Auto Shut-off: The humidifier features an automatic safety shut-off that activates when the water tanks are empty. An audio beep will sound to indicate this.
- Aromatherapy: Open the aromatherapy tray, add a few drops of your preferred essential oil to the pad (not directly into the water tank), and close the tray.
- Quiet Operation: The ultrasonic cool mist technology ensures quiet operation, making it suitable for bedrooms and nurseries.

The humidifier is shown in operation on a small table next to a person relaxing in an armchair, demonstrating its use in a living space.

This image shows the humidifier with its 15-inch extension nozzle attached, placed on the floor next to an armchair, effectively distributing mist at a higher level.
This video provides a brief overview of the Air Innovations 2.15 Gallon Ultrasonic Cool Mist Dual Tank Humidifier, showcasing its quiet operation and mist output.
Maintenance
Regular cleaning and maintenance are crucial for optimal performance and longevity of your humidifier.
- Daily Maintenance: Empty and rinse the water tanks and base daily. Allow them to air dry before refilling.
- Weekly Cleaning: To remove any mineral deposits or buildup, fill the water tanks with a mixture of equal parts white vinegar and water. Let it sit for 20-30 minutes, then rinse thoroughly. Clean the base with a soft brush or cloth and the vinegar solution.
- Ceramic Filter: The permanent ceramic filter does not require replacement but should be rinsed periodically under running water to remove any accumulated debris.
- Aromatherapy Pad: Replace the aromatherapy pad when it becomes discolored or loses its scent absorption capability.

A close-up of the humidifier's digital control panel, displaying options for mist level, humidistat, delay start, auto-off, and beep/dim functions.
An official merchant video demonstrating the key features of the Air Innovations MH-801BA 2.15 Gallon Cool Mist Dual Tank Digital Humidifier, including its aromatherapy capabilities and operational aspects.
Troubleshooting
If you encounter issues with your humidifier, please refer to the following common problems and solutions:
- No Mist Output:
- Ensure the unit is plugged in and powered on.
- Check if water tanks are empty; refill if necessary.
- Verify that the water tanks are properly seated on the base.
- Unusual Odor:
- Clean the water tanks and base thoroughly as per maintenance instructions.
- Use distilled water if tap water has a strong mineral content.
- Excessive Noise:
- Ensure the humidifier is placed on a flat, stable surface.
- Check for any foreign objects in the water basin.
- White Dust Around Humidifier:
- This is typically mineral dust from hard water. Use distilled or demineralized water to reduce this.
- Clean the ceramic filter regularly.
If problems persist after attempting these solutions, please contact customer support.
Specifications
| Brand | Air Innovations |
| Model Number | MH-801B-BLK |
| Capacity | 9.8 Liters (2.15 Gallons) |
| Floor Area Coverage | Up to 700 Square Feet |
| Runtime | Up to 120 hours |
| Operation Mode | Ultrasonic |
| Filter Type | Ceramic |
| Control Method | Touch |
| Voltage | 120 Volts |
| Power Source | Corded Electric |
| Item Weight | 5.2 Pounds |
| Material | Plastic |
| Included Components | Humidifier, Instruction Manual |
Warranty and Support
For warranty information or customer support, please refer to the warranty card included with your product or visit the official Air Innovations website. Please have your model number (MH-801B-BLK) and purchase date available when contacting support.

The humidifier is positioned next to a bed in a bedroom, illustrating its quiet operation and ability to humidify sleeping areas.







