Humidity Sensors
Humidity and moisture sensors — relative humidity (SHT31, SHT40, DHT22, etc.), soil moisture sensors, and combined temperature/humidity breakouts.
SparkFun micro:climate kit for micro:bit - v3.0
SKU: SF-KIT-16274 | Brand: SparkFun
The SparkFun micro:climate kit is a full weather station kit that is built on top of the weather:bit carrier board. Unlike previous weather kits we've carried, this micro:climate kit is Qwiic enabled and includes o...
Delivered by Wed 12 Aug
Gravity: STCC4 True Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm)
SKU: DF-SEN0678 | Brand: DFRobot
This Gravity air quality module uses Sensirion’s STCC4 gas sensing chip to directly measure carbon dioxide with the thermal conductivity measurement principle. It is designed for compact, cost-effective indoor monitor...
Delivered by Wed 12 Aug
Qwiic Soil Moisture Sensor
SKU: SF-SEN-24409 | Brand: SparkFun
This compact breakout board measures moisture in soil and similar materials using two large exposed pads as conductivity probes. As the soil gets wetter, conductivity between the pads increases, resistance drops, and ...
Delivered by Fri 21 Aug