The STEM package includes a CO2 meter kit. Ideal for schools to teach students all about CO2 metres.
The kit contains all necessary parts including a circuit board, CO2 sensor, display board, temperature/humidity sensor and connectors. All you need is a soldering iron, some solder, a bit of time and an appetite.
The assembly is so simple that students can easily make it themselves. And with the learning workbook, teaching about CO2 a breeze.