Our this  USB Essential Oil Aroma Diffuser is an ultrasonic elements produces a relaxing mist with no heat or chemicals needed, it can provides immediate aromatherapy with just drops of fragrant essential oil and only 1/2 cup of tap water will last up to 3 hours/6 hours,  and it has another  function is auto shut off when water runs out.

The machine will automatically power off if abnormal overheating occurs, due to lack of water or overuse. Such function could avoid shell deformation caused by high temperature. Keeping your home safe while enjoying the luxury of aromatherapy essential oils is the most important part of the experience.

we are sure our USB Essential Oil Aroma Diffusers are erfect for Home, Yoga, Office, Spa, Bedroom, Baby Room, and it use free BPA plastic material.
Our

USB Essential Oil Aroma Diffuser can be Set the timer to automatically shut down after the alotted time period. You can take a nap or leave the room without having to worry about the water basin running out. Rest easy knowing the Sterline Oil Diffuser will safely turn off automatically if the device is low on water. After 3 hours the device will shut off in order to keep you and your home safe.