{"product_id":"adafruit-bme688-temperature-humidity-pressure-and-gas-sensor-stemma-qt","title":"Adafruit BME688 - Temperature, Humidity, Pressure and Gas Sensor - STEMMA QT","description":"\u003ch1\u003eAdafruit BME688 Temperature, Humidity, Pressure \u0026amp; Gas Sensor – STEMMA QT (I2C\/SPI)\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAdafruit BME688\u003c\/strong\u003e is a high-performance \u003cstrong\u003e4-in-1 environmental sensor\u003c\/strong\u003e based on the Bosch Sensortec \u003cstrong\u003eBME688\u003c\/strong\u003e IC. It combines \u003cstrong\u003etemperature, humidity, barometric pressure, and VOC (Volatile Organic Compounds) gas sensing\u003c\/strong\u003e into a single compact breakout board, making it ideal for weather stations, indoor air quality monitoring, smart home automation, IoT devices, and environmental data logging. The BME688 also supports advanced AI-based gas analysis, allowing developers to build custom odor and gas detection applications using Bosch's machine learning tools.\u003c\/p\u003e\n\u003cp\u003eDesigned for ease of use, the board features both \u003cstrong\u003eI2C and SPI communication interfaces\u003c\/strong\u003e, making it compatible with Arduino, Raspberry Pi, ESP32, STM32, and other popular development platforms. Built-in \u003cstrong\u003e3.3V voltage regulation and logic level shifting\u003c\/strong\u003e allow safe operation with both \u003cstrong\u003e3.3V and 5V microcontrollers\u003c\/strong\u003e. It also includes \u003cstrong\u003eSTEMMA QT connectors\u003c\/strong\u003e (compatible with SparkFun Qwiic) for quick plug-and-play connections without soldering.\u003c\/p\u003e\n\u003cp\u003eWhether you're creating an IoT weather station, monitoring indoor air quality, measuring altitude, or collecting environmental data, the Adafruit BME688 provides accurate and reliable sensing in a compact, easy-to-integrate module.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBosch BME688 environmental sensor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMeasures temperature, humidity, barometric pressure, and VOC gases\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports both \u003cstrong\u003eI2C\u003c\/strong\u003e and \u003cstrong\u003eSPI\u003c\/strong\u003e communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSTEMMA QT \/ Qwiic compatible for solderless connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in 3.3V voltage regulator and logic level shifting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with 3.3V and 5V microcontrollers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh accuracy environmental measurements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports Arduino, CircuitPython, Raspberry Pi, ESP32, STM32, and more\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSensor IC:\u003c\/strong\u003e Bosch BME688\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -40°C to +85°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature Accuracy:\u003c\/strong\u003e ±1.0°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHumidity Range:\u003c\/strong\u003e 0–100% RH\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHumidity Accuracy:\u003c\/strong\u003e ±3% RH\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePressure Range:\u003c\/strong\u003e 300–1100 hPa\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePressure Accuracy:\u003c\/strong\u003e ±1 hPa\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGas Sensor:\u003c\/strong\u003e MOX sensor for VOC detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Interface:\u003c\/strong\u003e I2C \/ SPI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 3.3V–5V (onboard regulator and level shifting)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBoard Dimensions:\u003c\/strong\u003e 25.5 × 17.6 × 4.6 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e Approximately 1.7 g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWeather stations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndoor air quality monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmart home automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIoT environmental monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAltitude measurement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHVAC systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eData logging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRobotics and embedded systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSTEM education and research\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The VOC sensor measures the overall concentration of volatile organic compounds and cannot identify specific gases without calibration or machine learning models. For optimal performance, Bosch recommends an initial burn-in period and periodic warm-up before taking measurements.\u003c\/p\u003e","brand":"circuitrocks","offers":[{"title":"Default Title","offer_id":53072286875937,"sku":"5046","price":2375.0,"currency_code":"PHP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/1491\/5617\/files\/Screenshot2026-07-24160506.png?v=1784882317","url":"https:\/\/circuit.rocks\/products\/adafruit-bme688-temperature-humidity-pressure-and-gas-sensor-stemma-qt","provider":"circuitrocks","version":"1.0","type":"link"}