1)View PM 2.5 current concentration on our free WS View APP after the WIFI configuration(needs to work with GW1000 WIFI gateway - sold separately).
2)View Real-time / 24H average AQI / 6 grades AQI indicator: Good, Moderate, Poor, Unhealthy, Severe and Hazardous
3)The GW1000 Gateway(sold separately) supports MAX 4 WH43 PM2.5 Air Quality Sensors.
4)For Indoor use only
Line of sight wireless transmission (in open air): 300feet(100meters)
Frequency: 915/433/868 MHz
Update Rate: 1 minute when powered by USB connection; 10 minutes when powered by 2 X AA batteries(not included)
Measure rang: 0~999ug/m3
Accuracy(at 25°C ±5°C):>100ug/m3, ±15%;<100ug/m3, ±15ug/m3; Resolution: 1ug/m3