ESP-NOW CO2 Gadget Guide: Long-Range Communication
ESP-NOW Guide for CO2 Gadget. Long-range communication for your high-quality CO₂ sensor: configure peer MAC, Board ID, transmission interval and MQTT gateway.
CO2 Gadget
Gadget CO₂ Output Guide: Buzzer, NeoPixel and Relays
Gadget CO₂ Output Guide. Connect a buzzer, WS2812B NeoPixel strips and relays to your high-quality CO₂ monitor: set up audible and visual alarms with hysteresis.
Gadget CO₂ Calibration Guide: FRC, Pressure and Warm-Up
Gadget CO₂ Calibration Guide. Learn how to calibrate your high-quality CO₂ meter: FRC, custom calibration, atmospheric pressure compensation, warm-up and ASC.
Guide to Sensors Compatible with CO2 Gadget: CO2, PM and Environmental Sensors
Guide to sensors compatible with CO2 Gadget. All supported CO₂, PM and environmental sensors: SCD30, SCD40, SCD41, MH-Z19, CM1106, S8, SPS30 and more.
CO2 Gadget MQTT Guide: Home Assistant, Alarms and Remote Commands
CO2 Gadget MQTT Guide. Integrate your high-quality CO₂ sensor with Home Assistant: publish CO₂, temperature, humidity, battery level and PM data; receive remote commands; set up alarms with hysteresis; and enable automatic discovery.
CO2 Gadget WiFi Guide: Connection, Website and API
CO2 Gadget WiFi Guide. Learn how to connect your high-quality CO₂ monitor to the network: captive portal, MyAmbiance app, web interface, REST API, mDNS, static IP and troubleshooting. CO2 Gadget, the firmware that turns your ESP32 into a professional CO₂ monitor.
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 Gadget Boxes, 3D Printed and without 3D printer
CO2 Gadget Boxes (with and without 3D printer) that you can print and modify.
Cellular Polypropylene (PP) Boxes
Here's a great idea! Let's see how to easily make boxes for our projects in a homemade way, with cheap and easily available materials.