1. Multi filtering system (PP Pre- filter, HEPA filter, Activated
carbon filter, UV, ionizer).
2. Sensors: particle sensor.
3. Three air light bars display.
4. 3 working mode options: Auto mode, Manual mode, Sleep mode.
5. Four timer setting power off.
6. EPI151 three speed setting display, sleep mode.
7. EPI406 four speed setting display, sleep mode.
8. Filter change reminder & child lock.
9. APP control as optional.