Glovion Anion Oxygen Flower Vase Air Purifier USB Smoke Cleaner LED Night Lamp Homedecor (White) Material: ABS,+cloth Size: 8.5cm*8.5cm*30cm, Weight: 0.285kg Negative oxygen ion: 5*10inos/cm Working voice: &lt;40db Air-out: 25m/h,Power: USB/DC5V/&lt;1W