1. Introduction
Thank you for choosing the JoySusie 500ml Wood Grain Essential Oil Diffuser. This ultrasonic cool mist humidifier is designed to enhance your environment with soothing aromas and comfortable humidity. Featuring a stylish wood grain design, color-changing LED lights, and convenient timer settings with remote control, it is perfect for home or office use. Please read this manual thoroughly before operation to ensure safe and optimal performance.

Image 1: JoySusie 500ml Wood Grain Essential Oil Diffuser. This image shows the diffuser in its natural wood grain finish, emitting a fine mist.
2. Product Overview
Familiarize yourself with the components of your essential oil diffuser:

Image 2: Labeled diagram of the diffuser components. Key parts include the cover, mist outlet, light ring, MIST button, LIGHT button, DC socket, air intake, drainage outlet, water tank, MAX line, and main body.
Package Contents:
- Essential Oil Diffuser Unit
- Power Adapter
- Remote Control
- User Manual
3. Setup Instructions
Follow these steps to set up your diffuser for the first time:
- Place the Diffuser: Position the diffuser on a flat, stable surface away from direct sunlight or heat sources.
- Remove the Cover: Gently lift the top cover of the diffuser.
- Connect Power: Plug the power adapter into the DC socket at the bottom of the diffuser, then plug the adapter into a wall outlet.
- Add Water: Fill the water tank with clean tap water up to the MAX line (500ml capacity). Do not overfill.
- Add Essential Oil: Add 5-10 drops of your preferred essential oil directly into the water tank. Adjust the amount based on desired aroma intensity.
- Replace the Cover: Carefully place the top cover back onto the diffuser, ensuring it is securely seated.

Image 3: Visual guide for diffuser setup, illustrating the steps of removing the cover, adding water, adding essential oil, and turning on the device.
Video 1: An unboxing video demonstrating the contents of the essential oil diffuser package and initial setup steps.
4. Operating Instructions
Your JoySusie diffuser can be operated using the buttons on the unit or the included remote control.
4.1. Mist Control
- Power On/Off: Press the 'MIST' button once to turn on the mist. Press and hold the 'MIST' button to turn off the mist.
- Mist Mode: Short press the 'MIST' button to cycle through mist modes: one beep for high mist, two beeps for low mist.
- Timer Settings: Press the 'TIMER' button (on remote) or cycle through the 'MIST' button (on unit) to select 1H, 3H, 6H, or continuous mist.
4.2. LED Light Control
- Turn On/Off: Press the 'LIGHT' button once to turn on the LED light. Press and hold the 'LIGHT' button to turn off the light.
- Change Color: Short press the 'LIGHT' button to cycle through 7 soothing LED light colors.
- Light Mode: Choose between a certain colored light mode or a 7-colored lights cycled mode.

Image 4: The diffuser actively producing a fine, cool mist, demonstrating its primary function.
4.3. Auto Shut-Off Feature
The diffuser is equipped with an automatic shut-off function that activates when the water level is too low, ensuring safety and preventing damage to the unit.
5. Maintenance
Regular cleaning helps maintain optimal performance and extends the lifespan of your diffuser.
5.1. Cleaning the Water Tank
- Unplug the diffuser from the power outlet.
- Remove the top cover and empty any remaining water from the tank.
- Wipe the inside of the water tank with a soft cloth or sponge. For stubborn residue, use a small amount of mild detergent and rinse thoroughly.
- Ensure the ultrasonic disc (located at the bottom of the water tank) is clean. Gently wipe it with a cotton swab dipped in white vinegar if mineral buildup is present.
- Rinse the tank thoroughly to remove any detergent or vinegar residue.
- Wipe the exterior of the diffuser with a soft, dry cloth.
Frequency: Clean the diffuser after every 5-6 uses or every 3-5 days, especially when changing essential oils.
6. Troubleshooting
If you encounter any issues with your diffuser, please refer to the following table:
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or low mist output | Low water level Water over MAX line Ultrasonic disc dirty Cover not properly seated | Add water to MAX line Pour out excess water Clean the ultrasonic disc Ensure cover is securely placed |
| No power | Power adapter not connected No power from outlet | Check power connection Test outlet with another device |
| Light not working | Light function off Unit malfunction | Press the 'LIGHT' button Contact customer support |
| Unusual noise | Insufficient water Unit not on a flat surface | Add water Place on a stable, flat surface |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | JoySusie |
| Model Number | A88-Z300005 |
| Capacity | 500 Milliliters |
| Runtime | Up to 10 hours (low mist) |
| Coverage Area | Up to 250 Square Feet |
| Power Source | Corded Electric |
| Wattage | 12 watts |
| Special Features | Automatic Shut-Off, Cool Mist, Multi-color LED Light, Remote Control |
| Material | Wood Grain Finish (ABS/PP) |
| Dimensions (L x W x H) | 6.6"L x 6.6"W x 5.75"H |
| Item Weight | 0.51 Kilograms |

Image 5: Diagram showing the dimensions of the diffuser, indicating a width of 6.6 inches and a height of 5.75 inches.
8. Warranty & Support
Your JoySusie Essential Oil Diffuser is backed by a 45-day money-back guarantee and a 12-month worry-free warranty. For any product inquiries, technical support, or warranty claims, please contact JoySusie customer service through the retailer where you purchased the product.