Alpina Air Purifier SF-5066

3 Speed settings: Low / Normal / High

???�÷?Çæ Pre-filter + HEPA filter + Carbon filter

???�÷?Çæ With Timer setting: 1/4/8 hour

???�÷?Çæ Filter change indicator

???�÷?Çæ With air quality sensor

???�÷?Çæ Built-in Ionizer

???�÷?Çæ With child lock

???�÷?Çæ Maximum air flow: 150m??

???�÷?Çæ Coverage Area 30m??

???�÷?Çæ Room Coverage size: 20-30m??

???�÷?Çæ Ion conduct concentration: > 5 million pcs/cm??