Adafruit SCD-40 and SCD-41 by Kattni Rembor published August 26, 2021, last edited January 31, 2025 last major update August 12, 2022 posted in Adafruit Products Sensors/ Temperature & Humidity CircuitPython Breakout Boards Programming/ Python Save New Favorite × Please sign in to include this guide in your list of favorites. You will be redirected back to this guide once you sign in, and can then save this guide as one of your favorites. Download Overview Pinouts Python & CircuitPython Python Docs Arduino WipperSnapper Downloads Single page Feedback? Corrections? Primary Products Adafruit SCD-40 - True CO2, Temperature and Humidity Sensor $44.95 Add to Cart Adafruit SCD-41 - True CO2 Temperature and Humidity Sensor $49.95 Add to Cart Featured Products view all Adafruit SCD-40 - True CO2, Temperature and Humidity Sensor $44.95 Add to Cart Adafruit SCD-41 - True CO2 Temperature and Humidity Sensor $49.95 Add to Cart STEMMA QT / Qwiic JST SH 4-Pin Cable - 50mm Long Out of Stock STEMMA QT / Qwiic JST SH 4-pin to Premium Male Headers Cable $0.95 Add to Cart STEMMA QT / Qwiic JST SH 4-pin Cable - 100mm Long $0.95 Add to Cart 36 Beginner Product guide Python Docs Page last edited August 20, 2021 Text editor powered by tinymce. Python & CircuitPython Arduino