All Products

SKU: FT-HUMID

Measure temperature and relative humidity with this simple, Arduino-compatible sensor module based on the DHT22. With just three connections (GND, power, and data), you can read both temperature and humidity from a single I/O pin on your microcontroller. An Arduino library is available to make in...

SKU: DF-SEN0546

This I2C digital temperature & humidity sensor offers high accuracy of ±3.0RH% for humidity and ±0.5°C for temperature and features a user-programmable humidity & temperature alarm function.Its housing is made of 304 stainless steel to ensure good impact resistance, heat resistance, low temperatu...

SKU: AF-5023

A compact Bluetooth-enabled clock and sensor that displays the current time, temperature, and humidity on a crisp e-ink screen. At just 110 × 55 mm with a minimal ABS enclosure, it fits neatly on a desk, shelf, or wall. The sensor broadcasts temperature and humidity data over Bluetooth Low Energ...

SKU: DF-SEN0137

DHT22 capacitive humidity sensing digital temperature and humidity module is one that contains the compound has been calibrated digital signal output of the temperature and humidity sensors. Application of a dedicated digital modules collection technology and the temperature and humidity sensing...

SKU: PI-COM1700

The AM2320 is a digital temperature and humidity sensor with an I2C interface. Its straightforward I2C communication makes it easy to connect to any Raspberry Pi or Arduino, and it works alongside other I2C sensors and devices on the same bus. A great option for environmental monitoring projects...

SKU: AF-5182

The AM2315C is an enclosed I2C temperature and humidity sensor featuring the modern AHT20 sensor inside a rugged housing with mounting bracket. It offers the same convenient form factor as the original AM2315 but with an updated sensor that supports a wider 2.5V to 5.5V supply range, making it co...

SKU: LB-LR0102

The DHT22 (also known in Australia by RHT03) is a low cost humidity and temperature sensor with a single wire digital interface. The sensor comes pre-calibrated and in a breadboard compatible module form so you don't need any extra components to immediately start measuring relative humidity an...

SKU: AF-3515

The Adafruit HTU21D-F is an accurate I²C digital temperature and humidity sensor breakout board. With typical humidity accuracy of ±2% (optimised for 5–95% RH) and temperature accuracy of ±1°C across -30 to 90°C, it's a reliable and affordable choice for environmental monitoring projects. This b...

SKU: AF-3721

The AM2320 is a low-cost digital temperature and humidity sensor with an I2C interface — a simpler alternative to the classic DHT11/DHT22 sensors that require timing-critical bit-bang protocols. With standard I2C communication, it's easy to integrate with any Arduino, Raspberry Pi, or CircuitPyth...

SKU: EC-SEM02001S

Japan's Hokuriku resistive humidity sensor production as a Temperature & Humidity sensor.Application Idea Test and testing equipment; Automatic control; Weather station; Humidity regulator; Features Measure the relative temperature and humidity sensor (humidity range 18% - 98% temperature range -...

SKU: DF-SEN0233

A multifunction air quality monitor that measures particulate matter (PM2.5), formaldehyde concentration, temperature, and humidity. It uses laser scattering to detect suspended particles in the air, an electrochemical probe for formaldehyde detection, and an integrated sensor for temperature and...

SKU: AF-4832

The Adafruit HTU31 is a third-generation I²C temperature and humidity sensor from TE, offering improved accuracy and useful extras over its predecessor, the HTU21D. With typical humidity accuracy of ±2% (at 20–100% RH, 0–70°C) and temperature accuracy of ±0.2°C (0–100°C), it delivers reliable env...

SKU: SF-SEN-12064

The HTU21D is a low-cost, easy to use, highly accurate, digital humidity and temperature sensor. This sensor is ideal for environmental sensing and data logging and perfect for a weather stations or humidor control systems. All you need is two lines for I2C communication and you’ll have relative ...

SKU: EC-CRT13450K

When we want to get up early every morning to understand the weather conditions outside, or we want to DIY a weather station. What is more we want to be able to build a smart home product of the initial model, this ESP8266 IOT Weather Station Kit is based on esp8266 wifi function to achieve remot...

SKU: DF-SEN0335

Build up a simple environmental monitor station with this multi-function environment sensor! Based on the combination of CCS811+BME280 chip, this module features high accuracy, I2C interface, and fast Measurement. The BME280 can provide temperature and humidity compensation for CCS811 to impro...

SKU: SF-SEN-18521

The SparkFun AS6212 Digital Temperature Sensor Breakout delivers high-accuracy temperature measurements with excellent low power consumption. Using the AS6212 sensor from ams AG, it achieves ±0.2 °C accuracy across a wide range and consumes just 6 µA in normal operation. The breakout communicate...

SKU: SF-SEN-23715 · MPN: SEN-23715

The SEN55 environmental node is a straightforward, all-in-one sensor solution platform for the accurate measurement of various environmental parameters, such as particulate matter, volatile organic compounds (VOCs), oxidizing gases, such as nitrogen oxides (NOx), as well as humidity & temperature...

SKU: AF-3606

The Mongoose OS Google IoT Core Pack is a complete starter kit for building IoT projects with Google Cloud, built around the Adafruit Feather HUZZAH32 (ESP32). Developed in collaboration with Google and Mongoose OS, this kit includes a pre-soldered ESP32 Feather board along with sensors, actuator...

SKU: SF-SEN-13763

A low-cost, highly accurate digital humidity and temperature sensor breakout board based on the Silicon Labs Si7021. Communicates over I²C with just two data lines, providing relative humidity and precise temperature readings for environmental monitoring projects. The breakout includes built-in ...

SKU: AF-2680

OK you've signed up for Adafruit.io and you're ready to build something cool and Internet-connected. All you need is this starter kit which will get you going with lots of parts that go very well with our service and are the most common sensors and actuators you may want. Sense light, motion, ...