... 3.Applicable area: 33-40 m2 Electronic Home using HEPA filter Air Purifier,air refreshing, sterilizerSpecification:Model: AC-2104Power:39/46/56WVoltage, ... Korea,etc., durable and super silent.3,High efficiency HEPA filter: Adopting cleanable design,make longer life expectancy 4,Activated carbon ... ,Time setting11,Anion generator increase the purifying function. HEPA Air purifier with negative ionizer