Humidity Sensors
Humidity and moisture sensors — relative humidity (SHT31, SHT40, DHT22, etc.), soil moisture sensors, and combined temperature/humidity breakouts.
Qwiic Capacitive Soil Moisture Sensor
SKU: SF-SEN-30480 | Brand: SparkFun
This capacitive soil moisture breakout is designed for plant monitoring projects where exposed metal probes can corrode after time in the dirt. It measures moisture using a capacitive plate embedded in the board, mana...
Out of stock
STC31 CO2 Sensor (Qwiic)
SKU: SF-SEN-29260 | Brand: SparkFun
Measure high concentrations of carbon dioxide with a Qwiic breakout built around Sensirion’s STC31 sensor. It is designed for CO2 measurements up to 100% volume, using a thermal conductivity measurement principle and ...
Out of stock