CO2 Clock

Gravity: Analog Infrared CO2 Sensor For Arduino (0~5000 ppm)

Real Time Clock (RTC)

Arduino Uno Rev3

Infrared Receiver, 38 kHz

IKEA Clock

Soldering iron (generic)

Reed Switch, SPST-NO

Drill / Driver, Cordless

LDR, 1 Mohm

<p >My daughter is a teacher and the school needed CO2 measurement devices. However, these were difficult to get and they had to share a device. Based on an iconic Ikea clock, the clock was changed into a CO2 meter with clock.</p>

CO2Clock

Detailed Description and schematic diagram

CO2 Clock

This project, based on an IKEA clock, shows the time and the CO2 level in the room.