# Fermion: BME688 AI Environmental Sensor (VOC, Temperature, Humidity, Pressure)

**Type:** Product page · **SKU:** SEN0629 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/bme688-ai-environmental-sensor-voc-temperature-humidity-pressure.html ([markdown](https://core-electronics.com.au/bme688-ai-environmental-sensor-voc-temperature-humidity-pressure.html.md))

BME688 sensor detects VOCs, temp, humidity, pressure. Supports Arduino/IoT via I2C/SPI. AI gas analysis for air quality & smart homes...

## Pricing

- **Price:** $25.20 (inc GST) — $22.91 AUD, exc GST
- **Quantity discounts:** 6+ $21.76 (exc GST) · 12+ $20.85 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 2 today, and up to 200 more in 8–12 days.

## Description

The BME688 AI environmental sensor is a cutting-edge MEMS device that integrates **temperature, humidity, barometric pressure, and VOC detection** into a compact unit. With ±0.5°C temperature, ±3% humidity, and ±0.6 hPa pressure accuracy, it supports I2C/SPI communication for real-time data collection and is compatible with [Arduino](https://core-electronics.com.au/arduino.html), [Raspberry Pi](https://core-electronics.com.au/raspberry-pi.html), [ESP32/ESP8266,](https://www.dfrobot.com/topic-302.html) making it ideal for indoor air quality monitoring, smart home systems, industrial safety, and AI-driven environmental research.

![Fermion: BME688 AI Environmental Sensor Measure VOC, Temperature, Humidity, Pressure](https://core-electronics.com.au/attachments/localcontent/SEN0617-FUNCTIONS_0x0_15232b5effd.webp)

**AI-Driven Gas Analysis**

The BME688 AI Environmental sensor supports advanced AI gas detection through [ Bosch’s BME AI-Studio](https://www.bosch-presse.de/pressportal/de/en/bme-ai-studio-software-225349.html) ad [BSEC2-Arduino library](https://github.com/BoschSensortec/Bosch-BSEC2-Library), enabling users to train custom models for specific gas profiles. Unlike the BME680, it serves as a direct data source for AI algorithms, ideal for air quality systems, industrial leak detection, and environmental studies.

![BME688 AI Gas Analysis](https://core-electronics.com.au/attachments/localcontent/SEN0617-AIGasDataAnalysis_0x0_3013695d550.webp)

**Highly Accurate Environmental Sensing**

The BME688 AI Environmental sensor enhances the precision of temperature measurements, boasting an accuracy of ±0.5°C. These improvements render the sensor ideal for applications requiring highly accurate environmental data, including scientific experiments, climate research, and industrial environmental monitoring.

**Advanced Air Quality Monitoring**

The BME688 AI Environmental sensor excels in indoor air quality monitoring, detecting harmful VOCs and providing real-time data for smart homes. Its built-in heating layer ensures stable, accurate measurements by minimizing ambient interference.

![IAQ(Indoor Air Quality) Comparison Table](https://core-electronics.com.au/attachments/localcontent/SEN0617-sensordata_0x0_25482dd1f79.webp)

### Specification

 Operating voltage: 3.3–5V DC (SPI only support 3.3V)Operating current: 5mA (25mA when VOC measurement is enabled)Output signal I2C/SPI Temperature Measurement Range: -40~+85°CTemperature measurement accuracy: ±0.5? (0–65?)Humidity measurement range: 0-100% R.H.Humidity measurement accuracy: ±3% R.H. (20-80% R.H. @ 25°C)Barometric pressure measurement range: 300-1100hPaBarometric pressure measurement accuracy: ±0.6hPa (300-1100hPa@0~65?)Module size: 18×15.6 mm/0.71x0.61 inches ### Documents

 [Product wiki](https://wiki.dfrobot.com/_SKU_SEN0629_BME688_Environmental_Sensor)[Pinout](https://wiki.dfrobot.com/_SKU_SEN0629_BME688_Environmental_Sensor#target_3)[Tutorial](https://wiki.dfrobot.com/_SKU_SEN0629_BME688_Environmental_Sensor#target_4)[Arduino library API list](https://wiki.dfrobot.com/_SKU_SEN0629_BME688_Environmental_Sensor#target_5)[Compatible test](https://wiki.dfrobot.com/_SKU_SEN0629_BME688_Environmental_Sensor#target_6)[Schematic](https://core-electronics.com.au/attachments/localcontent/b660a08a7b5575cf4f2ff3ecf0b26f04_7096078b8aa.pdf)[PCB layout](https://core-electronics.com.au/attachments/localcontent/7e7852a25abba427b62792ba61c96bcc_696886644aa.pdf)[Dimension](https://core-electronics.com.au/attachments/localcontent/0902455fc191765848ffd6590268d1bf_76848434ff9.pdf)[BME688 datasheet](https://core-electronics.com.au/attachments/localcontent/602995d548af7b4461eb4ccbd60bb2c2_2046695289f.pdf)

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/S/E/SEN0629-1.jpg)