Introduction
Thank you for choosing the Cecotec PureAroma 550 Connected Aroma Diffuser. This device combines aromatherapy with smart features, including Bluetooth connectivity, an LED display, and a built-in speaker. Please read this manual carefully before use to ensure proper operation and maintenance.

Image: The Cecotec PureAroma 550 Connected Aroma Diffuser, a white cylindrical device with an LED display, shown next to a smartphone displaying the Cecotec application logo.
Important Safety Instructions
- Always place the diffuser on a flat, stable surface.
- Do not immerse the device in water or any other liquid.
- Keep out of reach of children and pets.
- Use only clean tap water or distilled water.
- Do not add more than the maximum water capacity (500 ml).
- Unplug the device before cleaning or refilling.
- Do not block the mist outlet.
- Use only 100% natural essential oils.
- If the device is damaged, do not operate it. Contact customer support.
Package Contents
- Cecotec PureAroma 550 Connected Aroma Diffuser
- Power Adapter
- Measuring Cup
- User Manual
Setup and First Use
- Unpack: Carefully remove all components from the packaging.
- Placement: Place the diffuser on a flat, stable, and water-resistant surface.
- Remove Cover: Gently lift the top cover of the diffuser.
- Fill Water Tank: Using the provided measuring cup, fill the water tank with clean tap water or distilled water. Do not exceed the 500 ml maximum fill line.
- Add Essential Oils: Add 2-3 drops of your preferred 100% natural essential oil directly into the water tank. Adjust the quantity based on personal preference and room size.
- Replace Cover: Securely place the top cover back onto the diffuser.
- Connect Power: Plug the power adapter into the diffuser's power input, then plug the adapter into a suitable wall outlet.

Image: A hand carefully pouring water from a transparent measuring cup into the open water reservoir of the aroma diffuser.
Operating Instructions
Control Panel Overview
The diffuser features an intuitive control panel with an LED display and touch-sensitive buttons.

Image: A close-up of a hand interacting with the control panel of the diffuser, highlighting the touch buttons and digital display.
Basic Functions
- Power On/Off: Press the power button (⏻) to turn the diffuser on or off.
- Mist Mode Selection: The diffuser offers 3 operating modes: Low, Medium, and High. Press the mist button (represented by mist icon) repeatedly to cycle through these modes and adjust the mist intensity. The LED display will indicate the current mode.
- LED Light Control: Press the light button (represented by light bulb icon) to turn on the LED ambient lighting. Press again to cycle through 7 different colors or set it to a random color changing mode. Press and hold to turn off the light.
- Timer Function: Press the timer button (represented by clock icon) to set the operating time. Options include 1 hour, 3 hours, 6 hours, or continuous operation. The device will automatically shut off after the selected time. Maximum timer setting is 12 hours via the app.
- Alarm Function: Utilize the alarm function to set a specific time for the diffuser to activate, providing a scented wake-up experience. This feature is configurable via the mobile application.

Image: The aroma diffuser actively releasing a stream of mist into the air, demonstrating its humidifying and scent-diffusing capability.

Image: The aroma diffuser positioned on a wooden surface, with its integrated LED lighting glowing, creating an ambient atmosphere.
Bluetooth and App Control
The PureAroma 550 Connected can be controlled via Bluetooth using a dedicated mobile application, and features a built-in speaker for audio playback.
- Download App: Search for the "Cecotec" app on your smartphone's app store (iOS or Android) and install it.
- Pairing: Ensure Bluetooth is enabled on your smartphone. Open the Cecotec app and follow the on-screen instructions to pair with your PureAroma 550 diffuser.
- App Features: Through the app, you can:
- Control mist intensity (Low, Medium, High).
- Adjust LED light colors and modes.
- Set precise timers up to 12 hours.
- Configure the alarm function.
- Control music playback via the integrated speaker.
- Bluetooth Speaker: Once paired, your diffuser acts as a Bluetooth speaker. You can play music from your smartphone through the diffuser's speaker.

Image: A person holding a smartphone with the Cecotec application open, demonstrating remote control capabilities for the diffuser.
Care and Maintenance
Regular cleaning ensures optimal performance and extends the lifespan of your diffuser.
- Unplug: Always unplug the diffuser from the power outlet before cleaning.
- Empty Water: Remove the top cover and carefully empty any remaining water from the tank.
- Clean Tank: Wipe the inside of the water tank with a soft, damp cloth. For stubborn residue, use a cotton swab dipped in white vinegar to gently clean the ultrasonic plate at the bottom of the tank.
- Clean Exterior: Wipe the exterior of the diffuser with a soft, dry cloth.
- Drying: Allow all parts to air dry completely before reassembling or storing.
- Frequency: Clean the diffuser after every 5-6 uses or every 3-5 days, especially when changing essential oils.
Do NOT:
- Use harsh detergents, abrasive cleaners, or solvents.
- Submerge the main unit in water.
- Scratch the ultrasonic plate.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or weak mist |
|
|
| Device does not power on |
|
|
| Bluetooth pairing failed |
|
|
| Water leakage |
|
|
Specifications
| Feature | Detail |
|---|---|
| Brand | Cecotec |
| Model Name | PureAroma 550 Connected |
| Model Number | 5642 |
| Capacity | 500 ml |
| Coverage Area | Up to 30 m² |
| Mist Output | 25 ml/h |
| Power | 15.6 Watts |
| Operating Time | Up to 12 hours (via app timer) |
| Dimensions (L x W x H) | 17.5 x 17 x 17.5 cm |
| Weight | 580 g |
| Material | Plastic |
| Special Features | LED display, Bluetooth connectivity, Integrated speaker, 7 LED colors, Timer, Alarm function, 3 mist modes (Low, Medium, High) |
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official Cecotec website. You can also contact Cecotec customer service directly for assistance.
Website: www.cecotec.com





