AM319-868M-HCHO LoRaWAN Indoor Ambient Sensor PM2.5&PM10, HCHO The AM319 is a compact 9-in-1 sensor for monitoring indoor environment and measuring temperature, humidity, light, CO2 concentration, HCHO (formaldehyde), TVOC, air pressure, particulate matter (PM2.5, PM10) and motion. Sensor data is transmitted using LoRaWAN technology and displayed in real time on the e-ink screen. The AM319 series is widely used in offices, stores, classrooms, hospitals, etc. The sensor comes with a USB power supply. Radio standard https://elecena.pl/product/20025190/am319-868m-pn-hcho-lorawan-environment-sensor 2022-01-07 https://elecena.pl/product/20025190/am319-868m-pn-hcho-lorawan-environment-sensor 2023-11-26