CO2 Gadget Low Power CO2 monitor with Lilygo TTGO T5 ePaper and Sensirion SCD41 Sensor
A low-power CO2 meter with a 90-day autonomy on a single charge? Not bad, not bad at all...
CO2 Meter
Build your own CO₂ Meter easily with these tutorials.
A CO₂ Meter quality and very easy to make. Modularso that you can make it grow with your needs.
CO2 Gadget Boxes, 3D Printed and without 3D printer
CO2 Gadget Boxes (with and without 3D printer) that you can print and modify.
Winsen Low Power NDIR CO2 Sensor MH-Z1311A
A highly compatible NDIR CO2 sensor with a power consumption of less than 1mAh.
CO2 Meter TFT Colour Display with TTGO T-Display Sensirion SCD30 - The CO2 Gadget
CO2 meter with colour display and Bluetooth connection. Take it with you everywhere and measure the air quality discreetly and at any time.
Sensirion SCD30 dual-channel NDIR CO2 Sensor
One of the best options. In some cases it is even the only recommended option.
CO2 meter on your mobile phone with ESP32 and Sensirion SCD30 sensor [BASIC VERSION] [BASIC VERSION].
CO2 meter with App for Android and iOS, via Bluetooth, official from the sensor manufacturer Sensirion
Sensirion SCD41 and SCD40 CO2 Sensors
This CO2, temperature and humidity sensor is much more than just a pretty face on a slim body...
Design of an ultra-low consumption CO2 meter
Ultra low power consumption meter with NDIR sensor and e-Ink display. Its design.