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 07769 339007 

USB Ultrasonic Diffuser - Keylia



Practical and discreet, you an take this ultrasonic diffuser with you and plug it in the usb port of your computer whether you are in the office, at home or even in your car..

It emits small jets of mist at regular intervals every 10, 30 or 60 seconds covering an area up to 10m²..

Operating principle of the Keylia USB diffuser

Misting is caused by the vibration of a chip that triggers ultrasound by its movement. That’s why the Keylia diffuser uses ultrasonic misting. The diffusion of essential oils is achieved using this ultrasonic misting technique


Cold diffusion by ultrasonic micro-diffusion
Power: 5V - 300 mA (a USB 2.0 port = 500 mA)
Adjustment button for diffusion every 10, 30 or 60 seconds
Operation indicator light.

The box contains

Diffuser that can be connected to a USB port.
Diffusion adjustment button
Plastic diffuser cap
Essential oil reservoir
Reservoir cap and wick


Open the cover on the back of the USB key
Fill the reservoir with your essential oil using the pipette
Screw the cap and wick onto the reservoir
Put the reservoir in the USB key

User tips

  • Remember to check that the tank isn’t empty if you see no more mist coming out.
  • Point the outlet upwards for better diffusion.
  • Do not allow to diffuse for more than 20 minutes so as not to saturate the air.
  • Do not put your diffuser or wick anywhere they are likely to corrode.
  • Avoid to use and leave in the car in hot weather.

Care & Maintenance

To clean your diffuser, you must first disconnect the USB key. Then, with a cotton swab soaked in pharmaceutical alcohol, clean the outer parts, the cap head and bottle space. Finally, remember to wash your hands after replacing and cleaning your diffuser.


Do not use in the presence of children under 3 years old