Product Overview
The Anjou 500ml Cool Mist Humidifier is designed to diffuse essential oils, creating a pleasant aromatic environment while also humidifying the air. It features a wood grain finish and offers various settings for mist output and LED lighting.
- Patented Oil Flow: Proprietary Onefill technology allows for up to 12 hours of continuous aromatherapy. Add 1.5ml (30-40 drops) of essential oil for 15 hours of scent in low mode or 10 hours in high mode.
- Ultra-Quiet Operation: Utilizes silent ultrasonic diffusion, operating below 30dB, ensuring it does not disturb sleep or daily activities.
- Automatic Shut-Off: For safety, the diffuser automatically powers off within 5 seconds when the water tank is empty. It also includes 3 convenient auto-off timer settings: 1 hour, 4 hours, and 8 hours.
- Adjustable Mist: Users can select their preferred mist output level to effectively disperse scents and alleviate dry air.
- 7 Color LED Light: Features a customizable LED light with 7 changing colors to enhance the ambiance.

Figure 1: Front view of the Anjou Essential Oil Diffuser, showcasing its wood grain design and control panel.
Package Contents
Upon unboxing, please verify that all components are present:
- 1 x Anjou Essential Oil Diffuser (Model: AJ-AD012)
- 1 x AC Power Cord
- 1 x Folded Measuring Cup
- 1 x User Guide
Note: The collapsible measuring cup may be located in the bottom of the packaging.
Setup and Filling Instructions
Follow these steps to set up your Anjou Essential Oil Diffuser:
- Unpack and Clean: Carefully remove the aromatherapy diffuser from its packaging. Before first use, gently wipe the diffuser with a damp cloth.
- Remove Lid: Lift the top cover of the diffuser to access the water tank.
- Add Water: Using the provided measuring cup, fill the water tank with clean tap water up to the maximum fill line. Do not overfill. For optimal performance and longevity, distilled water is recommended to prevent mineral buildup.

Figure 2: Illustration of filling the diffuser with water and essential oil.
- Add Essential Oil: Add 1.5ml or approximately 30-40 drops of your preferred essential oil directly into the water in the tank. Adjust the amount based on desired scent intensity.

Figure 3: A hand adding essential oil into the diffuser's water reservoir.
- Replace Lid: Securely place the lid back onto the diffuser, ensuring it is properly aligned.
- Connect Power: Plug the AC power cord into the diffuser's power input, then plug the adapter into a standard electrical outlet.
Operating Instructions
Once set up, operate your diffuser using the control buttons on the front:
- Power On/Off and Timer Settings:
Press the Power/Timer button (
) to turn on the diffuser. Each press cycles through the timer settings:- First press: 1 Hour (1H)
- Second press: 4 Hours (4H)
- Third press: 8 Hours (8H)
- Fourth press: Continuous (ON)
- Fifth press: Turn Off
The diffuser will automatically shut off when the selected timer is reached or when the water tank is empty.
- Mist Mode Adjustment:
Press the Mist button (
) to switch between high and low mist output modes. The default is high mist.
Figure 4: The diffuser operating quietly, emitting mist, suitable for use during sleep.
- LED Light Control:
Press the Light button (
) to cycle through the 7 color changing LED lights. Press again to fix on a specific color, or press and hold to turn off the light function.
Maintenance and Care
Regular maintenance ensures the longevity and optimal performance of your diffuser:
- Daily Cleaning: After each use, especially if changing essential oils, empty any remaining water from the tank. Wipe the inside of the tank with a clean, damp cloth.
- Weekly Deep Cleaning:
- Unplug the diffuser and remove the lid.
- Add about 100ml of clean water and 1 tablespoon of white vinegar to the water tank.
- Let it sit for 15-20 minutes to loosen any mineral buildup or oil residue.
- Carefully drain the water from the side opposite the air outlet.
- Wipe the inside of the tank and the ultrasonic disc with a soft cloth or cotton swab. Avoid harsh scrubbing.
- Rinse the tank with clean water and dry thoroughly before next use.
- Storage: If not in use for an extended period, clean the diffuser thoroughly, ensure it is completely dry, and store it in a cool, dry place.
- Important Notes:
- Always unplug the diffuser before cleaning or refilling.
- Do not immerse the base of the diffuser in water.
- Use only 100% pure essential oils. Avoid corrosive chemicals or synthetic fragrances.
- Ensure the diffuser is placed on a stable, flat surface away from direct sunlight or heat sources.
Troubleshooting
If you encounter issues with your Anjou Essential Oil Diffuser, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Diffuser does not turn on. | No power connection; power adapter faulty; unit malfunction. | Ensure the power cord is securely plugged into both the diffuser and the wall outlet. Try a different outlet. If the issue persists, contact customer support. |
| No mist or weak mist output. | Insufficient water; water level too high; water tank or ultrasonic disc dirty; air outlet blocked. | Check water level and refill if necessary (do not exceed MAX line). Clean the water tank and ultrasonic disc as per maintenance instructions. Ensure the mist outlet is clear. |
| Unpleasant odor from diffuser. | Residue from old essential oils; dirty water tank. | Perform a deep clean of the water tank and ultrasonic disc using white vinegar. Ensure to rinse thoroughly. Use fresh, clean water for each use. |
| Diffuser leaks water. | Lid not properly secured; overfilled water tank; diffuser placed on an uneven surface. | Ensure the lid is correctly aligned and securely placed. Do not exceed the maximum water fill line. Place the diffuser on a flat, stable surface. |
| LED light not working. | Light function turned off; internal malfunction. | Press the Light button to cycle through colors or turn it on. If the issue persists, contact customer support. |
Specifications
| Model | AJ-AD012 |
| Input | 100-240V ~ 50 / 60 Hz |
| Output | 24.0V --- 0.50A |
| Power | 10W ± 20% |
| Timer Settings | 1 Hour, 4 Hours, 8 Hours |
| LED Light | 7 colors changing |
| Mist Mode | High, Low |
| Material | Wood (finish) |
| Dimensions | 10.2 x 7.5 x 7.4 inches |
| Weight | 2.1 Pounds |
This product is 100% BPA Free, ensuring safety for all users, including children.

Figure 5: The Anjou diffuser is designed to be 100% BPA-free, making it safe for use around children.
Warranty and Support
The Anjou Essential Oil Diffuser (Model: AJ-AD012) is covered under a one-year warranty from the date of purchase. This warranty covers manufacturing defects and issues arising from normal use.
For warranty claims, technical support, or any inquiries regarding your product, please contact Anjou customer support. Refer to the contact information provided in the original product packaging or on the official Anjou website.
Please have your model number (AJ-AD012) and proof of purchase ready when contacting support.
Safety Information
To ensure safe operation and prevent damage, please observe the following safety guidelines:
- Do not place the diffuser on carpets or unstable surfaces.
- Keep out of reach of children and pets when in operation.
- Do not block the mist outlet.
- Do not move the diffuser while it is operating or contains water.
- Use only the original power adapter provided with the unit.
- If the diffuser emits unusual sounds, smells, or smoke, unplug it immediately and discontinue use.
- Avoid direct contact with the ultrasonic vibrating plate.

