airmonitor airmonitor v1 hardware componenets PMS*003 PMS1003 PMS3003 PMS5003 PMS7003 DHT22 Relay (two on/off primary and slave pm sensor) RaspberryPi A+ WiFi Module software componenets Python 2.7 Adafruit_Python_DHT Android ThingSpeak Widgets App Google Play cloud componenets ThingSpeak IoT StatsD-Graphite-Graphana - for in details graphs case (will not work for v2 which will have two PM sensors, 7003 could fit )