M5Stack CO2L Unit with Temperature and Humidity Sensor (SCD41)

The UNIT CO2L is a digital air CO2 concentration detection unit with a single-measurement low-power mode, built-in Sensirion's SCD41 sensor, power buck circuitry, and I2C communication. The unit is suitable for the measurement of ambient conditions with a typical accuracy of ± (40 ppm + 5 % reading) for CO2 measurements with a measuring range of 400 ppm – 5000 ppm.

Features

• CO2 concentration detection
• Temperature and humidity measurement
• Low power consumption (single measurement supported)
• Integrated 5V -> 3.3V LDO
• HY2.0 4P interface

Specifications

Resources	Parameters
Sensor	SCD41
CO2 measurement range	400 ~ 5000 ppm
CO2 sampling accuracy	±(40 ppm + 5% of reading)
Temperature range	-10 - 60 °C
Humidity range	0 - 95 %RH
Communication protocol	I2C:0x62
Product Size	48mm × 24mm × 16mm
Package Size	136mm × 92mm × 13mm
Product Weight	7.4g
Package Weight	12.3g

Resources

• Product Wiki
• Pin Map

Package Contents

• 1x CO2L Unit with Temperature and Humidity Sensor (SCD41)
• 1x Grove Cable