About this item Ceramic Ultrasonic Diffuser: The aromatherapy diffuser for home vibrates through high-frequency ultrasound,Can make essential oil and water into ultrafine nano water mist,In the air,Creating a fragrance can also humidify dry air,As if into the embrace of nature,Relax your body and your emotions. Handmade Ceramic diffuser: Through the manual grinding of experienced craftsmen, the ceramic surface of aromatherapy machine has frosted particles. Atmosphere lighting effect: 7 LED lights will automatically change, you can also choose a favorite light color, with fragrance and water mist. Waterless Auto-Off Function: The aromatherapy machine can be used continuously for 6-8h, Automatic shutdown when there is no water. Timing function: can set the working time 1H/3H/6H/ON. Ultra-low tone design: Ultrasonic aromatherapy diffuser has the characteristics of bass working (?19dB), which can be used at night to relieve mood, relieve pressure and promote sleep. Product Description