This wireless accessory can be placed anywhere in the home. It provides temperature, humidity and CO2 readings for the room it is in, sending you alerts when you need to air out the house, making it healthier.

You can connect up to 3 Additional Modules to your Netatmo Smart Weather Station.

• Additional Modules in conjunction with Netatmo Weather Station can monitor your entire house
• Additional Modulemeasures temperature, CO2 concentration and humidity
• Add up to 3 Additional Modules to a Netatmo Smart Weather Station
• Additional Modules are sold individually and work with the Smart Weather Station sold separately