... flow volume: 85 m³/h (low speed), 150 m³/h (middle speed), 180 m³/h (high speed)Atomization volume: 80ml/h (low) , ... timer model:1h,2h,4hRemote control,opration more easy.Three fan speed controls:low,middle,high.UV/TIO2 photocatalyst: Kills essentially ... Odor sensor and particulate sensor) detects air quality and adjust fan speed automatically, friendly design to supply convenient use.Negative ion: ...