1. Introduction
This manual provides instructions for the safe and effective use of your EQUSUPRO Essential Oil Diffuser. This 300ml metal electric ultrasonic cool mist oil diffuser is designed to create a soothing atmosphere in your home or office by dispersing essential oils and humidifying the air. It features a classic tree pattern design, waterless auto shut-off, 4 timer settings, and 7 color LED night light options.

Image 1.1: The EQUSUPRO Essential Oil Diffuser highlighting its functions for light, fragrance, and atmosphere.
2. Important Safeguards
Please read and follow these safety instructions carefully to prevent damage to the product or personal injury.
- Do not open the oil diffuser cover while the unit is in use.
- Always add water below the Max line indicated inside the water tank.
- Add only 3-5 drops of essential oils per use.
- After 7 uses or 7 days, clean the middle hole of the water tank with a cotton swab to ensure optimal performance.
- Do not pour water or any other liquid into the mist outlet vent.
- Do not move or tilt the oil diffuser during operation.
- Always dilute essential oils with water. Never use only essential oil or liquid air freshener without water.
- The diffuser features an automatic shut-off function; it will stop working once the water has been used up.
3. Product Components
The EQUSUPRO Essential Oil Diffuser consists of the following main components:
- Metal Outer Cover (Tree Pattern)
- Inner Water Tank (300ml capacity)
- Base Unit with Control Buttons (Mist and Light)
- Power Adapter (not shown, but included)

Image 3.1: Front view of the EQUSUPRO Essential Oil Diffuser, displaying the decorative tree pattern and the control panel at the base.
4. Setup Guide
Follow these steps for initial setup and preparation for use:
- Remove Cover: Gently remove the metal outer cover and the inner lid from the diffuser base.
- Add Water: Fill the water tank with clean tap water up to the 'Max' line. Do not exceed this line.
- Add Essential Oils: Add 3-5 drops of your preferred essential oil directly into the water tank.
- Replace Covers: Place the inner lid back on, followed by the metal outer cover, ensuring it is properly seated and connected.
- Connect Power: Plug the power adapter into the diffuser's power input port and then into a standard electrical outlet.

Image 4.1: Illustration demonstrating the correct water filling procedure for the 300ml capacity tank, emphasizing the 'Max' fill line.
5. Operating Instructions
Your diffuser features separate controls for mist and light functions.
5.1 Mist Function
Use the Mist Button (left button with wavy lines) to control the mist output and timer settings:
- 1st Press: Continuous misting.
- 2nd Press: 1-hour timer.
- 3rd Press: 3-hour timer.
- 4th Press: 5-hour timer.
- Long Press: Turn off the mist function.
5.2 Light Function
Use the Light Button (right button with light bulb icon) to control the LED night light:
- 1st Press: 7 cycling color lights.
- 2nd Press: Fix on one color. Press again to cycle through colors and select your desired fixed color.
- Long Press: Turn off the light function.

Image 5.1: Visual guide to the 7 LED color changing lights and the functions of the Mist and Light control buttons.
5.3 Independent Operation
The mist and light functions can be operated independently. You can have the light on without mist, or mist without the light, or both simultaneously.

Image 5.2: The diffuser operating with only the light function active, illustrating independent control.
6. Maintenance and Cleaning
Regular cleaning ensures optimal performance and extends the lifespan of your diffuser.
- Frequency: Clean the diffuser after every 7 uses or once a week, whichever comes first.
- Empty Water: Unplug the diffuser and remove the covers. Carefully empty any remaining water from the tank.
- Clean Tank: Use a cotton swab to gently clean the middle hole (ultrasonic plate) of the water tank. Wipe the inside of the tank with a soft cloth.
- Clean Exterior: Wipe the exterior of the diffuser with a soft, damp cloth.
- Drying: Allow all parts to air dry completely before reassembling or storing.
Note: Do not use harsh detergents, abrasive cleaners, or solvents, as these may damage the diffuser.
7. Troubleshooting
If you encounter any issues with your diffuser, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or weak mist |
|
|
| Diffuser not turning on |
|
|
| Light not working | Light function turned off | Press the Light Button to activate. |
If the problem persists after trying these solutions, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | EQUSUPRO |
| Model Number | Metal Oil Diffuser |
| Color | Black Tree (300ml) |
| Material | Metal |
| Capacity | 300 Milliliters |
| Product Dimensions | 4.3"L x 4.3"W x 5.6"H |
| Item Weight | 1.08 pounds |
| Power Source | Corded Electric |
| Wattage | 12 watts |
| Special Features | Automatic Shut-Off, Cool Mist, Multiple Light Setting, Timer Setting |
| Timer Modes | Continuous, 1 Hour, 3 Hours, 5 Hours |
| Light Source Type | LED (7 Colors) |
| Auto Shutoff | Yes |

Image 8.1: The diffuser displaying its dimensions and illustrating its quiet operation compared to other sounds.
9. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact EQUSUPRO customer service directly. Keep your purchase receipt as proof of purchase.
You can visit the official EQUSUPRO store for more information: EQUSUPRO Store