batteries overnight when first use.
If PM2.5 reading is permanently 0 or with a
value extremely low after some period of
use, it is very likely that the sensor tunnel
was occupied by a spider net. You may use
a can of compressed air to blow into the
inlet of the sensor( open the housing) to see
if this can help fixing the problem.
2.1 Parts List
1 One Air Quality Monitor (Receiver)
2 One Air Quality Sensor(Wireless PM2.5
Sensor)
3 One USB Cable
4 One User Manual
5 Two LSD( low self discharge) Ni-MH
Rechargeable Batteries
2.2 Air Quality Sensor Set Up
1. Remove the battery door on the base of the
air quality sensor as shown in Figure 1
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