... 5)CE and RoHS approval Aroma Diffuser, Ultrasonic Aroma Diffuser & Humidifier, Auto Aroma Diffuser, Mini Aroma DiffuserTechnical Specifications: • Rated ... , lower noise design, energy-saving, environmental protection,etc.7.Ideal gifts for birthday, anniversary, Mother’s Day, Valentine’s ... purest form. The Diffuser also acts as an Air Purifier, Ionizer, Humidifier and a Mini Night Lamp. 3-4 hours ...