NAME: Wall-insert Air Purifier MODEL: SH-1002 Specification: Voltage: AC220V/110V Electric current: 45mA Max power: 0.65W anion capacity: 2000000ion weight:180g size:9*5*15cm use area: 15m2 Ambiance temperature: 0~40 characteristic: 1. inhance human immunity 2. provide fresh air for your family 3. little night-lamp illuminate, special in the family room 4. without chemistry pollution, without noise 5. for the operation aspect, it will work when pluging in 6. Compactness, do not occupy room Applicable for: air purification for the spaces in the family, office, washroom,etc.