* PM2.5 : 0 to 250 g/m3
* Humidity : 5 to 95 %RH.
* Temperature : 0 to 50 o
* PM2.5 time weighted average reading.
* Data hold,Record ( Max, Min ).
* Alarm setting with the beeper sound output.
* Health index ( 0 to 9 ) detection and alarm.
* Built-in clock and Calendar, real time data record