Smart Air quality monitor & IoT controller:
PT02
⇒Real time monitor:
CO2/TVOC/PM2.5/PM1.0/Temp/Humidity/Wifi/
RS485 output/relay control
⇒Smart tuya App Data logger
⇒7'' Big LCD Display
⇒Adjustable screen light
⇒IoT controller/RS485/Relays
⇒Alarm Notifications
⇒Auto or Manual Calibration
⇒Accurate NDIR sensor
⇒ Laser dust sensor