Environmental sensors

BME280 sensor + RJ12 splitter
Temperature and humidity sensor AM2301B
Temperature and humidity sensor AM2320
Dusk sensor
Temperature sensor DS18B20U
Temperature sensor DS18B20
Waterproof temperature sensor DS18B20
Temperature sensor PT1000
Ultrasonic distance sensor JSN-SR04T-2.0
Infrared distance sensor
Soil moisture sensor SoilWatch 10
CO2 MH-Z16 sensor with I2C/UART adapter
Laser dust/air purity sensor SDS011
Particulate matter sensor SPS30
Magnetic reed switch
Flood/rain sensor
Dusk sensor (digital output)
Rainfall sensor
Magnetic water level sensor (CMW35/45/55/65)
PIR motion sensor
Temperature and humidity sensor DHT22/AM2302