Readings will not be accurate, and should not be relied on. For example, it may be measuring an Air Purified Room, or simply ran out of power. Other longer term charts can also be seen at: http://pm25sg.neocities.org/ (Available), http://cohi.neocities.or

Readings may not be consistent, as device (G3) is under constant improvement and testing. Eg. It may be measuring an Air Purified Room. Results can also be seen at cohi.neocities.org, http://pm25sg.neocities.org/