Brookstone BSDIFF-BK
Brookstone Essential Oil Ceramic Diffuser User Manual
Model: BSDIFF-BK
Introduction
Thank you for purchasing the Brookstone Essential Oil Ceramic Diffuser. This ultrasonic aromatherapy diffuser is designed to create a relaxing and fragrant environment in your home or office. Please read this manual carefully before use to ensure proper operation and maintenance.
Safety Information
It is crucial to follow these safety guidelines to prevent injury or damage to the diffuser.
- Avoid direct skin contact with undiluted essential oils.
- Keep out of reach of children and pets.
- Ensure proper ventilation during use.
- Do not exceed the MAX water line when filling the tank.
- Use only room temperature water.
- Do not add more than 2-3 drops of essential oil to prevent clogging.
- Always unplug the diffuser before cleaning or refilling.
- Do not immerse the unit in water or any other liquid.
- Use only the provided power cord. A connector (power adapter) is required and not included.
Product Overview
The Brookstone Essential Oil Ceramic Diffuser features a modern ceramic design with an LED light and ultrasonic diffusion technology.

Figure 1: Ceramic Ultrasonic Aroma Diffuser components. This image highlights key features such as USB power, ultrasonic diffusion, modern ceramic design, soft LED light, and three timer settings.

Figure 2: Dimensions of the Brookstone Ceramic Diffuser. The diffuser measures approximately 9 inches in height and 4.5 inches in width at its base.
Setup
- Unpack the Diffuser: Carefully remove all components from the packaging. Ensure you have the ceramic diffuser unit and the USB power cord. Note: A power adapter (USB wall plug) is not included and must be supplied by the user.
- Place on a Stable Surface: Position the diffuser on a flat, stable, and water-resistant surface away from direct sunlight, heat sources, and air vents.
- Connect Power: Insert the small end of the USB power cord into the port at the base of the diffuser. Plug the USB-A end into a compatible USB power adapter (not included) and then into a wall outlet.
Operating Instructions
Follow these steps to operate your essential oil diffuser:
- Remove Covers: Gently remove the outer ceramic cover and then the inner plastic lid to access the water tank.
- Fill Water Tank: Fill the water tank with clean, room temperature water up to the indicated MAX line. Do not overfill. The tank capacity is approximately 100ml.
- Add Essential Oil: Add 2 to 3 drops of your preferred essential oil directly into the water tank. Important: Adding too much oil can clog the diffuser and prevent it from working properly.
- Replace Covers: Carefully place the inner plastic lid back onto the water tank, ensuring it is seated correctly. Then, place the outer ceramic cover back onto the unit.
- Power On and Select Mode:

Figure 3: Control panel at the base of the diffuser, showing the power/light button and timer settings.
- Press the Power/Light button (left button with sun/light icon) once to turn on the mist and the LED light.
- Press the Timer button (right button with three dots) repeatedly to cycle through the mist timer settings (e.g., 1 hour, 3 hours, 6 hours, continuous). The corresponding indicator light will illuminate.
- To turn off the mist and light, press the Power/Light button again.

Figure 4: The diffuser in use, providing aromatherapy through ultrasonic diffusion. This image illustrates the diffuser's aesthetic appeal in a home environment.

Figure 5: The diffuser providing a gentle LED light, suitable for a bedroom or for creating a relaxing ambiance.
Maintenance
Regular cleaning is essential to ensure the longevity and optimal performance of your diffuser.
- Daily Maintenance:
- Before each new use, especially when changing essential oils, empty any remaining water from the tank.
- Wipe the inside of the water tank with a clean, soft cloth.
- Weekly Cleaning:
- Unplug the diffuser from the power source.
- Empty any water from the tank.
- Add a small amount of warm water (not hot) and a few drops of white vinegar to the water tank.
- Let it soak for 10-15 minutes to loosen any oil residue.
- Gently wipe the inside of the tank and the ultrasonic disc (the small metal disc at the bottom of the tank) with a cotton swab or soft brush. Be careful not to scratch the disc.
- Rinse the tank thoroughly with clean water, ensuring no vinegar residue remains.
- Wipe the exterior of the diffuser with a soft, damp cloth. Do not use abrasive cleaners.
- Allow all parts to air dry completely before reassembling or storing.
- Storage: When not in use for an extended period, clean the diffuser thoroughly, ensure it is completely dry, and store it in a cool, dry place.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or weak mist |
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| No power/Light not working |
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| Unusual noise |
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Specifications
- Brand: Brookstone
- Model Number: BSDIFF-BK
- Color: Black
- Material: Ceramic
- Product Dimensions: 20.32 x 12.7 x 12.7 cm (8 x 5 x 5 inches)
- Item Weight: 549 g (1.21 lbs)
- Capacity: 100 ml
- Power/Wattage: 3 watts
- Special Features: LED Light
- Auto Shut-off: No
Warranty and Support
Brookstone takes responsibility for all quality-related issues. If you encounter any problems with your diffuser, please contact our customer support team for assistance. You can expect a prompt response.
For support, please refer to the contact information provided with your purchase or visit the official Brookstone website.
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