Oxygen Sensor I2C – DFRobot SEN0322
Particle Sensor Breakout – MAX30101 – SparkFun SEN-16474
Dust sensor allows you to monitor the purity of the air. It is equipped with the Sharp GP2Y1010AU0F sensor, it allows to detect particles with diameter of more than 0.8 µm, for example, cigarette smoke. The system is powered by a voltage from 2.5 V to 5.5 V, it works in a range of up to 500 µg/m3 with a sensitivity of 0.5 V / (100µg/m3).
SS-CCS811 I2C – carbon dioxide and air quality sensor
SS-HDC2010 + CCS811 I2C – temperature, humidity and air purity sensor module
Temperature and humidity meter Uni-T UT333S
Digital temperature and humidity meter is an easy to use measuring device. It is equipped with a function Data HOLD allowing you to freeze the measurement and MIN / MAX function to keep the highest and lowest indication of the device. The product is used in transport and storage of various materials and documents, forestry, animal husbandry and even in health care.