AROMASOUL Diffuser A900S in Cream
Aesthetics × Technology
Experience next-generation cold-air diffusion for a long-lasting, evenly distributed fragrance.The aromasoul A900S propels fragrance molecules via two-fluid atomization
Holds 100 ml of diffuser oil
Designed for spaces
30-Day Money-Back Guarantee | Ships within 24 hours
What is cold-air diffusion technology?
Cold-air diffusion is a fragrance delivery method that works at room temperature—no heat and no water. It uses an advanced turbine-driven twin-fluid atomization system to instantly turn pure essential oils into an ultra-fine dry mist. These micron-sized droplets are released directly into the air to provide stable, even coverage and a consistently pure, true-to-scent experience.
Why is it better?
Using professional cold-air diffusion, our cold-air diffusers push scent farther and more evenly—covering up to three times the area of ordinary candles, reed diffusers, plug-ins, and ultrasonic units. With stable output, the fragrance no longer surges or fades; every breath delivers the same comfort and nuance. Thanks to finely adjustable intensity levels, you can dial it anywhere from a whisper of scent to a room-filling presence. Most importantly, there’s no water and no heat—no dilution, no thermal degradation—so each fragrance is presented in its purest form: cleaner, with less residue, and far easier to maintain.
Cold-air Diffusion vs. Ultrasonic
Waterless, cleaner: No tank, no standing water—keep mold and limescale at bay.
More effective: Finer dry-mist particles for higher fragrance utilization.
Longer-lasting: With the same amount of oil, scent lasts longer and coverage stays steadier.
Less hassle: Fewer refills; cleaning = pour in eco-friendly cleaner for a quick rinse.
Purer: No heat, no dilution—preserves the fragrance’s original character.
Choose options
- Effortlessly scent up to 1,500 sq ft with even coverage.
- Advanced cold-air atomization with Bluetooth connectivity
- 10,000 mAh built-in battery: lasts 10–15 days on a full charge
- Customize your fragrance schedule with the Aromasoul app
- Dreamy ambient lighting, color-adjustable to suit your mood
- Premium unibody all-metal chassis, no cheap plastics
- Includes 120 ml fragrance oil
- Presented in a luxury gift box—the perfect way to share your love
- No water. No residue. Low maintenance.
For more features, see the AROMASOUL User Manual.
- Coverage：1500 sq.ft
- Material: Aluminum Alloy
- INPTE: DC 5V-2A (Type-c）
- Essential Oil Volume：100ml
- Product Size: 300*135mm
- Connectivity: Bluetooth
- G.Weight：2.8KG
- Unscrew the atomizing head from the top of the diffuser.
- Remove the atomizing bottle from the head, then fill it with Aromasoul fragrance oil up to the MAX line. Note: Aromasoul oils are optimized for our nebulizing technology. Using other brands may clog the diffuser and void the warranty.
- Reattach the bottle: screw the atomizing bottle back onto the head and tighten firmly to prevent air leaks.
- Install the head: mount the atomizing head back onto the top of the unit and tighten securely.
- Power on: turn on the diffuser using the touch switch on the right side of the unit.
Level 1: green light
Level 2: blue light
Level 3: red light
Press and hold for purple light to enter Bluetooth mode - App control (iOS & Android): download the AromaPro app from the Google Play Store or Apple App Store and connect to your diffuser to set schedules, adjust intensity, or change the ambient light.
For more details, please refer to the Aromasoul i7 User Manual.
Find Your Perfect Diffuser
Discover the right diffuser for your Home or Business
Compare Diffusers
| Price | $299 | $299 | $199 |
|---|---|---|---|
| Coverage | 1,500 sq. ft. | 2,000 sq. ft. | 1,000 sq. ft. |
| Oil Capacity | 100 ml | 100 ml | 100 ml |
| Refill Frequency | 100 ml every 3 months | 100 ml every 3 months | 100 ml every 3 months |
| Features | AromaSoul App | AromaSoul App | AromaSoul App |
FAQ - Ambience
Atomizes pure essential oils into micron-sized droplets using a high-velocity airstream from a pump, then delivers them into the air through tubing or a nozzle.
- Preserves fragrance molecules: No heat, so the scent stays truer and top/heart/base notes remain more stable.
- Waterless, no visible mist: Doesn’t raise indoor humidity or leave water spots/mineral residue on furniture.
- More even, longer-lasting coverage: The fine, dry mist lingers longer and typically outperforms ultrasonic humidifier-style diffusers.
- Cleaner: No water tank means less risk of mildew/bacterial growth and no frequent descaling.
- Programmable control: Supports scheduling and intensity levels (app/Bluetooth) for steadier scenting and lower oil consumption.
Choose your diffuser based on the size of your space. Start with the square footage, then match the coverage. For home use, go with 1,000–1,500 sq ft; for commercial or open-plan areas, choose 2,000–5,000 sq ft models. Each product page lists its coverage range and oil capacity to guide your selection.
Connect to our AROMAPRO app via Bluetooth. The app is available for both iOS and Android. Most of our diffusers can be controlled through AromaPro, and the app is continuously updated to deliver an even better user experience.
We provide detailed cleaning and maintenance instructions in the user manual. As a guideline, clean the unit every 1–2 months or whenever you switch fragrances. Simply run the diffuser with AROMASOUL Alcohol Cleaner for 15 minutes. Regular maintenance keeps performance strong and the scent pure.
All AROMASOUL diffusers come with a 1-year manufacturer’s warranty. You can also purchase an extended warranty to lengthen coverage by up to 3 additional years.
Our lab has not tested other brands’ oils with our diffusers. To avoid potential issues such as clogged lines and to protect functionality, reliability, and warranty coverage, we do not recommend using non-AROMASOUL oils.
All orders ship from our central distribution centers in Rhode Island and California and typically arrive within 2–7 business days. We offer free returns within 30 days for products shipped within the U.S.—just contact our Customer Experience team or start a return through the Aromasoul Returns Center. Once your return reaches our warehouse, we’ll issue a refund to your original payment method within 5–10 business days.
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