1. Introduction
Thank you for choosing the MIZUKATA HIKARI Ultrasonic Cool Mist Humidifier. This manual provides essential information for the safe and efficient use of your new appliance. Please read it thoroughly before operation and retain it for future reference.
Key Features
- Large Capacity: 8.5 Liters (2.25 Gallons) water tank for extended operation.
- Wide Coverage: Suitable for rooms from 442 sq ft to 1000 sq ft.
- Quiet Operation: Operates at less than 25dB for minimal disturbance.
- Smart Control: Features intelligent sensors, digital display, remote control, and smart app connectivity.
- Customizable Settings: Includes temperature and humidity sensor, 50%-90% humidity setting, 8-hour timer, 6 spray settings, and a 360° adjustable nozzle.
- Essential Oil Tray: Integrated tray for aromatherapy.
- Safety Features: Automatic shut-off when water is low, anti-dry burning protection.
- Easy Maintenance: Top-fill design, visual water level window, ceramic stone filter (no replacement needed), and easy-to-clean large diameter tank.
2. Package Contents
Ensure all items are present and in good condition upon unboxing.
- MIZUKATA HIKARI Ultrasonic Cool Mist Humidifier
- Remote Control
- Instruction Manual
- Power Cord

Image: MIZUKATA HIKARI Humidifier in a room, highlighting its features like 8.5L water tank, 110H working time, 442-1000sq ft coverage, and smart control.
Video: Unboxing and overview of the H1A Ultrasonic Humidifier, demonstrating its components and initial setup steps.
3. Product Diagram
Familiarize yourself with the different parts of your humidifier.

Image: Close-up diagram of the MIZUKATA HIKARI Humidifier highlighting key features such as the 360-degree adjustable nozzle, carrying handle, water level window, essential oil tray, and temperature & humidity sensing.
- Top Cover/Mist Outlet: Where the mist is released. Features a 360° adjustable nozzle.
- Control Panel/Digital Display: For operating the humidifier and viewing settings.
- Water Tank: 8.5L capacity for water storage.
- Water Level Window: Transparent window to observe current water level.
- Carrying Handle: Integrated handle for easy transport.
- Essential Oil Tray: Small compartment for adding essential oils.
- Air Inlet/Filter: Located at the back, for air intake.
- Power Cord Port: Connection point for the power cord.
4. Setup
Initial Placement
- Place the humidifier on a flat, stable, and water-resistant surface.
- Ensure it is not placed directly on carpet or towels, as this may block the air inlet.
- Position the humidifier away from walls and furniture to allow for proper mist dispersion.
Filling the Water Tank
- Remove the top cover.
- Fill the water tank directly from the top opening. It is recommended to use distilled water to prevent mineral buildup and extend the life of the humidifier.
- Do not exceed the maximum water level indicated by the "MAX" line on the water level window.
- Replace the top cover securely.
Note: If you live in a hard water area, using distilled water is highly recommended to reduce mineral deposits. The ceramic stone filter does not require replacement.
5. Operating Instructions
Your humidifier can be operated via the control panel, remote control, or a smart app.
Control Panel Overview

Image: MIZUKATA HIKARI Humidifier showing its digital display, remote control, and smartphone app interface for various control options.
- Power Button: Turns the humidifier on or off.
- Humidity Button: Adjusts the desired humidity level (50%-90%).
- Sleep Mode Button: Activates sleep mode for quiet operation and dimmed display.
- Max/Min Mist Button: Cycles through 6 mist output levels.
- Timer Button: Sets an operating timer (up to 8 hours).
- UV Light Button: Toggles the UV sterilization light.
Basic Operation
- Power On/Off: Press the Power button once to turn on the humidifier. Press again to turn it off.
- Adjusting Mist Level: Press the Max/Min Mist button to cycle through the 6 available mist output levels.
- Setting Desired Humidity: Press the Humidity button to set your preferred humidity level between 50% and 90%. The humidifier will automatically maintain this level.
- Timer Function: Press the Timer button to set an automatic shut-off time, up to 8 hours.
- Sleep Mode: Activate Sleep Mode for reduced noise and a dimmed display, ideal for nighttime use.
- UV Light: Press the UV Light button to turn on or off the UV sterilization feature.
- Essential Oil Tray: Locate the essential oil tray (refer to product diagram). Add a few drops of your preferred essential oil to the aroma pad. Do not add essential oils directly into the water tank.
Remote Control and App Control
The humidifier can also be controlled using the included remote or a dedicated smart app (Tuya Smart App recommended). Refer to the app's instructions for pairing and advanced features.

Image: Smartphone screen displaying the Tuya Smart App interface for controlling the MIZUKATA HIKARI Humidifier, showing humidity, temperature, spray level, and UV light settings.
6. Maintenance
Regular cleaning ensures optimal performance and extends the lifespan of your humidifier.
Cleaning the Humidifier
- Unplug the humidifier from the power outlet before cleaning.
- Remove the top cover and empty any remaining water from the tank.
- Wipe the inside of the water tank with a soft, damp cloth. For stubborn mineral deposits, use a mild descaling solution (e.g., white vinegar) and rinse thoroughly.
- Clean the mist outlet and essential oil tray with a soft cloth.
- Dry all parts completely before reassembling.
Note: The ceramic stone filter does not require replacement. Do not use harsh detergents or abrasive cleaners on any part of the humidifier.
7. Troubleshooting
Refer to this section for common issues and their solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or weak mist output. |
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| Humidifier not turning on. |
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| Unusual odor from mist. |
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| Water leakage. |
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8. Specifications
| Feature | Detail |
|---|---|
| Brand | MIZUKATA HIKARI |
| Model Name | Ultrasonic Cool Mist Humidifier |
| Capacity | 8.5 Liters (2.25 Gallons) |
| Coverage Area | Up to 1000 sq ft |
| Operation Mode | Ultrasonic |
| Noise Level | Below 25dB |
| Power/Wattage | 120W (1.2E+2) |
| Voltage | 127 Volts |
| Runtime | Up to 110 hours (depending on mist level) |
| Special Features | Auto Shut Off, Quiet, Remote Control, Smart App Control, Humidity Sensor, Timer, UV Light, Essential Oil Tray, 360° Nozzle |
| Material | Ceramic, Stone (filter) |
| Product Dimensions | 10 x 10 x 10 cm; 3.67 kg |
| Item Weight | 3.67 kg |
9. Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your product packaging or visit the official MIZUKATA HIKARI website. Keep your purchase receipt as proof of purchase.
MIZUKATA HIKARI is committed to providing quality products and customer satisfaction. If you encounter any issues not covered in this manual, please contact our customer service team for assistance.





