NO OILS SET INCLUDED Flexible functional design: The Aroma therapy diffuser comes with an easy to use remote control that can control it from up to 16-feet and change the lighting and misting modes as well as set the humidifier's timer. 4 built-in timer setting modes Essential Oil Diffuser: 1 Hour/ 3 Hour/ 6 Hour/ Continuous. Unique Design: Ultrasonic Diffuser can release fine mist and relieve symptoms of respiratory diseases. 7 Soothing Lights & Ultrasonic Technology: Adopted ultrasonic technology, this diffuser is extremely quiet when working. All you have to do is to relax and let the soothing fragrance and soothing lighting help you release all the tension of a hard days work. 5 in 1 Functions Auto Shut-off & Large capacity: Oil Humidifier can hold 550ML water up and run continuously for 10 hours.Just add a few drops of essential oils and you can enjoy a pleasant mood all day long.