Introduction
This manual provides essential information for the safe and efficient operation of your Ecohouzng 5L Ultrasonic Top-Fill Humidifier, model ECH2001150. This device is designed to add moisture to the air, which can help alleviate discomforts such as nasal congestion, dry skin, and static electricity. Please read these instructions thoroughly before use and retain them for future reference.

Image: Front view of the Ecohouzng 5L Ultrasonic Top-Fill Humidifier. The device is white with a clear top section and a digital display showing '50'.
Important Safety Instructions
To reduce the risk of fire, electric shock, or injury, always follow these basic safety precautions:
- Read all instructions before operating the humidifier.
- Place the humidifier on a firm, flat, water-resistant surface at least 12 inches (30 cm) away from walls and appliances.
- Do not place the humidifier directly on carpet, wood floors, or surfaces that may be damaged by water or moisture.
- Always unplug the humidifier before filling, cleaning, or moving it.
- Do not operate the humidifier with a damaged cord or plug.
- Keep the humidifier out of reach of children and pets.
- Do not add essential oils directly into the water tank; use the designated aroma diffuser tray if available.
- Use only clean, cool tap water. Distilled or demineralized water is recommended to prevent mineral buildup.
- Never block the mist outlet or air intake vents.
Product Overview
Key Features
- Ultrasonic Technology: Produces a fine, cool mist for efficient humidification.
- Top-Fill Design: Allows for easy and convenient water refilling and cleaning.
- 5-Liter Capacity: Provides extended operation time, up to 24 hours on the lowest setting.
- Humidistat Control: Adjustable humidity levels from 45% to 90% to maintain desired comfort.
- 3-Speed Mist Control: Customize mist output intensity.
- 12-Hour Timer: Program the humidifier to operate for a specific duration.
- Sleep Mode: Operates at the lowest speed with lights off for undisturbed rest.
- Water Shortage Indicator: Flashes to alert when the water tank is low.
- Inlet Air Filtration System: Helps prevent dust and hair from entering the unit and keeps the air fresh.
- Night Light: Provides a soft glow for ambient lighting.
- Additional Aroma Diffuser: For use with essential oils (oils not included).
Setup
Unpacking
Carefully remove the humidifier from its packaging. Inspect the unit for any signs of damage. Retain the packaging for future storage or transport.
Placement
Place the humidifier on a flat, stable, and water-resistant surface. Ensure it is at least 12 inches (30 cm) away from walls, furniture, and electronic devices to allow for proper mist dispersion and air circulation.
Initial Water Filling
The Ecohouzng humidifier features a convenient top-fill design.
- Ensure the humidifier is unplugged from the power outlet.
- Remove the top cover of the humidifier.
- Pour clean, cool tap water directly into the water tank opening. Do not exceed the maximum fill line. Distilled or demineralized water is recommended to minimize mineral buildup.
- Replace the top cover securely.

Image: An illustration demonstrating the top-fill feature of the humidifier, with water being poured into the open top of the unit.
Operating Instructions
Power On/Off
Plug the power cord into a suitable electrical outlet. Press the power button on the control panel to turn the humidifier on or off.
Mist Control
Press the mist control button to cycle through the three available mist output speeds (low, medium, high). Select the desired mist level based on room size and humidity needs.
Humidistat Control
The built-in humidistat allows you to set a target humidity level between 45% and 90%. The humidifier will automatically turn on and off to maintain the set humidity. Press the humidistat button to adjust the target percentage.
Sleep Mode
Activate sleep mode for quiet operation and to turn off display lights. In this mode, the humidifier operates at the lowest mist speed. Press the sleep mode button to engage or disengage this feature.
Timer Function
Use the timer function to set the humidifier to operate for a specific duration, up to 12 hours. Press the timer button repeatedly to select the desired operating time. The unit will automatically shut off once the set time expires.
Water Shortage Indicator
When the water level in the tank is low, the humidifier will flash an indicator light on the display, signaling that it needs to be refilled. The unit may automatically shut off to prevent damage.
Maintenance and Cleaning
Regular cleaning is essential to prevent mineral buildup and mold growth, ensuring optimal performance and hygiene.
Daily Maintenance
- Empty and rinse the water tank daily.
- Wipe the inside of the tank with a clean cloth.
- Refill with fresh, cool water.
Weekly Cleaning
- Unplug the humidifier.
- Remove the top cover and empty any remaining water.
- Clean the water tank and base with a soft brush or cloth and a mild detergent. Rinse thoroughly to remove all soap residue.
- To remove mineral buildup (scale), fill the tank with a mixture of equal parts white vinegar and water. Let it soak for 20-30 minutes, then scrub with a brush and rinse thoroughly.
- Wipe the exterior of the unit with a soft, damp cloth.
Filter Maintenance
The humidifier includes an inlet air filtration system. Regularly check and clean the filter to ensure efficient operation and prevent the accumulation of dust and hair.
- Unplug the humidifier.
- Locate the air filter compartment, typically at the bottom or back of the unit.
- Remove the filter and gently clean it with a soft brush or vacuum cleaner. If heavily soiled, rinse under cool running water and allow it to air dry completely before reinserting.

Image: An illustration showing the internal air filter system of the humidifier, with arrows indicating airflow and filtration of particles.
Storage
If the humidifier will not be used for an extended period, clean it thoroughly, ensure all parts are dry, and store it in a cool, dry place.
Troubleshooting
Before contacting customer support, please refer to the following table for common issues and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or low mist output | Lack of water Mineral buildup on transducer Mist outlet blocked | Refill water tank Clean transducer with vinegar solution Ensure mist outlet is clear |
| Unusual odor | New unit odor Stagnant water Dirty water tank | Operate for a few days Empty and clean tank, use fresh water Clean tank thoroughly |
| Water leakage | Tank not seated correctly Overfilled tank Damaged tank | Ensure tank is properly seated Do not exceed max fill line Contact customer support |
| Humidifier not turning on | No power Water shortage Unit malfunction | Check power connection Refill water tank Contact customer support |
Specifications
| Feature | Detail |
|---|---|
| Brand | Ecohouzng |
| Model Number | ECH2001150 |
| Capacity | 5 Liters |
| Product Dimensions | 16.51 x 16.51 x 37.47 cm |
| Item Weight | 1.59 kg (3.5 Pounds) |
| Material | Plastic |
| Number of Speeds | 3 (Mist Control) |
| Noise Level | 45 dB |
| Runtime | Up to 24 hours (on low setting) |
| Special Features | Programmable (Timer, Humidistat, Sleep Mode) |
| Operation Mode | Ultrasonic |
| Floor Area Coverage | 30 Square Meters |
Warranty and Support
Ecohouzng is committed to providing quality products. For warranty information, technical support, or service inquiries, please refer to the contact information provided with your purchase documentation or visit the official Ecohouzng website. Please have your model number (ECH2001150) and purchase date available when contacting support.




