specs

     Communication protocol: Z-Wave Plus 500 module
     Frequency: 868.40 MHz
     CO2 detection range: 400 – 5000ppm
     Power supply: 12V AC adapter
     Operating temperature: -10 ° C to 45 ° C
     Operating humidity: up to 85% non-condensing
     Dimensions: 105.4 x 90.45 x 91.9 mm