Humidity Sensors
Humidity and moisture sensors — relative humidity (SHT31, SHT40, DHT22, etc.), soil moisture sensors, and combined temperature/humidity breakouts.
Gravity: Arduino DHT11 Temperature Humidity Sensor
SKU: DF-DFR0067 | Brand: DFRobot
This Gravity-compatible DHT11 sensor provides calibrated digital temperature and humidity readings via a single data pin. With an integrated 8-bit microcontroller and factory-calibrated coefficients stored in OTP memo...
Delivered by Wed 10 Jun
Adafruit Sensirion SHT45 Precision Temperature & Humidity Sensor
SKU: AF-5665 | Brand: Adafruit
The Adafruit Sensirion SHT45 is the highest-accuracy sensor in the SHT4x family, delivering ±1.0% typical relative humidity accuracy and ±0.1 °C typical temperature accuracy. This version does not include a PTFE membr...
Delivered by Wed 10 Jun
AM2301B - Wired Enclosed AHT20 - Temperature and Humidity Sensor
SKU: AF-5181 | Brand: Adafruit
The AM2301B is an affordable enclosed temperature and humidity sensor featuring an I2C interface — a modern upgrade over the classic DHT22/AM2302 sensors that required bit-bang timing protocols. Inside is the proven A...
Delivered by Wed 10 Jun
SparkFun Soil Moisture Sensor (with Screw Terminals)
SKU: SF-SEN-13637 | Brand: SparkFun
A simple breakout board for measuring moisture in soil and similar materials. The two large exposed pads act as probes — functioning as a variable resistor where higher moisture means better conductivity, lower resist...
Delivered by Fri 19 Jun
Fermion: BME688 AI Environmental Sensor (VOC, Temperature, Humidity, Pressure)
SKU: DF-SEN0629 | Brand: DFRobot
The BME688 AI Environmental Sensor is a highly advanced MEMS sensor that combines temperature, humidity, barometric pressure, and VOC detection in a single, compact package. Featuring ±0.5°C temperature accurac...
Delivered by Fri 19 Jun
SparkFun Arduino IoT Weather Station
SKU: SF-KIT-22636 | Brand: SparkFun
Building a weather station can be rewarding whether you're an agriculturalist, professional meteorologist, or weather hobbyist. Create your own weather station effortlessly using SparkFun's Arduino IoT Weather Stat...
Delivered by Fri 19 Jun
SparkFun CO₂ Humidity and Temperature Sensor - SCD41 (Qwiic)
SKU: SF-SEN-22396 | Brand: SparkFun
This SparkFun CO2 Humidity and Temperature Sensor features the next-generation SCD41 photoacoustic CO2 sensor for high-accuracy environmental readings. The SCD41 uses Sensirion's PASens® photoacoustic measurement syst...
Delivered by Fri 19 Jun
Fermion: Multifunctional Environmental Sensor (Breakout)
SKU: DF-SEN0500 | Brand: DFRobot
This compact multifunctional environmental sensor combines four professional sensor chips into a single breakout board: SHTC3 (temperature and humidity), BMP280 (barometric pressure), VEML7700 (ambient light), and ML8...
Delivered by Fri 19 Jun
Fermion: SHT40 Temperature & Humidity Sensor (Breakout)
SKU: DF-SEN0428 | Brand: DFRobot
The SHT4X is the 4th generation digital temperature and humidity sensor from Sensirion. In line with Sensirion’s industry-proven humidity and temperature sensors, the SHT40 offers consistent high accuracy within measu...
Delivered by Fri 19 Jun
Humidity and Temperature Sensor - DHT20
SKU: SF-SEN-18364 | Brand: SparkFun
The DHT20 is a factory-calibrated digital humidity and temperature sensor with an I²C interface. An upgrade to the popular DHT11/DHT22 series, it provides reliable environmental measurements without requiring addition...
Delivered by Wed 10 Jun
Adafruit Feather nRF52840 Sense
SKU: AF-4516 | Brand: Adafruit
The Feather nRF52840 Sense takes the popular Feather nRF52840 Express and adds a suite of on-board environmental and motion sensors. It features Bluetooth Low Energy, native USB, CircuitPython and Arduino support, plu...
Delivered by Tue 30 Jun
Multifunction DHT11 LM35 Temperature Humidity Easy Module Shield for Arduino UNO
SKU: EC-ARS03218S | Brand: Elecrow
The board is designed for beginners in Arduino, with various components available that makes you build more than 10 projects easily. You won’t have to solder or connect anything at all, just plug it in a shield and st...
Delivered by Wed 10 Jun
Adafruit SHT41 Trinkey - USB Temperature and Humidity Sensor
SKU: AF-5912 | Brand: Adafruit
The Adafruit SHT41 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with a Sensirion SHT41 temperature and humidity sensor. Simply plug it into any USB A port on your computer and start reading...
Delivered by Tue 30 Jun
SparkFun Environmental Sensor - BME688 (Qwiic)
SKU: SF-SEN-19096 | Brand: SparkFun
The SparkFun BME688 Environmental Sensor is a breakout that combines a gas scanning sensor with temperature, humidity, and barometric pressure sensing for a complete environmental sensor in a single package. The ga...
Delivered by Wed 10 Jun
Gravity: Multifunctional Environmental Sensor
SKU: DF-SEN0501 | Brand: DFRobot
This multifunctional environmental sensor comprises SHTC3 temperature & humidity sensor, BMP280 barometric pressure sensor, VEML7700 ambient light sensor, and ML8511 UV sensor into one and offers 5 kinds of environmen...
Delivered by Wed 10 Jun
Fermion: SHT30 Digital Temperature & Humidity Sensor (Breakout)
SKU: DF-SEN0330 | Brand: DFRobot
This Digital Temperature & Humidity Sensor Breakout Board is based upon the Sensirion SHT30 sensor IC. Thanks to Sensirion’s CMOSens® technology, highly integrated capacitive humidity sensing components and band-gap t...
Delivered by Fri 19 Jun
Fermion: SHT35 Digital Temperature & Humidity Sensor (Breakout)
SKU: DF-SEN0333 | Brand: DFRobot
A high-accuracy digital temperature and humidity sensor breakout board based on the Sensirion SHT35 sensor IC. Using Sensirion's CMOSens technology, the SHT35 delivers excellent long-term stability, low power consumpt...
Delivered by Fri 19 Jun
RS485 Temperature Humidity Sensor
SKU: DF-SEN0438 | Brand: DFRobot
This industrial-grade RS485 temperature and humidity sensor features a high-precision digital transducer in a rugged aluminium alloy housing. With a wide measurement range and Modbus RTU communication, it's designed f...
Delivered by Fri 19 Jun
Environment Science Expansion Board V2.0 for micro:bit
SKU: DF-MBT0034 | Brand: DFRobot
The Environment Science Expansion Board V2.0 is a micro:bit add-on designed for STEAM education, integrating 14 environmental sensors and modules onto a single tree-shaped board. Students can measure UV levels, temper...
Delivered by Fri 19 Jun
SparkFun Environmental Sensor Breakout - BME680 (Qwiic)
SKU: SF-SEN-16466 | Brand: SparkFun
A complete environmental sensor breakout based on the Bosch BME680, combining gas sensing (VOC), temperature, humidity, and barometric pressure in a compact 25.4 × 25.4mm (1" × 1") board. The gas sensor detects a wide...
Delivered by Fri 19 Jun