... Humidifier for 6 years. 2.All letter patents & certifications Rainbow LED Ultrasonic Aroma Diffuser,Ideal Air Cleaner for Home Use Aromatherapy ... : a mini humidifier with aroma fuctionColor: Arm with 7 colors LED lights, like a rainbowCertification: CB, CE, PSE,EMC, GS, RoHS ... G.W.: 0.65kgCarton (12pcs): 74*39*29.5cm G.W.: 8.8kg Rainbow LED Ultrasonic Aroma Diffuser,Ideal Air Cleaner for ...