Environmental sensor ENV Pro BME688: VOC gas, air quality, temperature, humidity and pressure, I2C, Grove – M5Stack U169

Key features

• Integrated BME688 sensor for gas, temperature, humidity and pressure
• Detection of VOC, CO2 equivalent and indoor air quality index (IAQ)
• High precision and low power consumption, real-time monitoring
• I2C interface (address 0x77) with HY2.0-4P Grove connector
• Programmable with Arduino and UIFlow

Technical specifications

• Sensor: BME688
• Gas: standard scan time 10.8 s
• Humidity: 0–100% RH, accuracy ±3% RH, response time (τ 0–63%) 8 s
• Pressure: 300–1100 hPa, RMS noise 0.12 Pa (about 1.7 cm altitude), temperature coefficient offset ±1.3 Pa/K (about ±10.9 cm per 1 °C)
• Temperature: -40 to 85 °C, absolute accuracy ±0.5 °C (0 to 65 °C)
• Interface: I2C, address 0x77
• Connector: Grove 4 pin (HY2.0-4P)
• Dimensions: 32.0 × 24.0 × 8.0 mm
• Net weight: 3.9 g

Typical uses

Weather stations, indoor environment and air quality monitoring, gas leak or fire detection and temperature and humidity control in agriculture.

Package contents

• 1 × Unit ENV-Pro
• 1 × HY2.0-4P Grove cable (20 cm)