Motion, temperature, humidity and brightness sensor.

Temperature, CO2, noise pollution, light intensity, humidity, volatile organic compounds, particulates, presence of people and smoke sensor

Temperature, humidity, PM2.5, CO2 and VOC sensor

Temperature, humidity and CO2 sensor

Detects carbon monoxide in the environment and sends alarms

Detects the presence or movement of people in the environment

It detects the presence and movement of people in the environment, it also has an integrated temperature sensor