Air Purifier & Humidifier Revitalizer - Eco-Friendly Aroma Oil Purifier with Blue Color LED Light. An environment friendly purification method, aroma is spread quietly and effectively through an inbuilt fan. Neutralizes stale and foul odor rapidly and supplies fresh air. The effect is better if aroma oil is added during using. Puttting 4-6 drops of aroma oil into the water of air purifier can remove the bad smell from mold or smoke, and can make people feel refreshed and concentrate. Power Source: usb, Electric, electrical , Power : 13 W , Voltage : 220v Capacity : 800ml ,Capacity (CFM): 85 , Effective area: 60CBM