Power Supply:DC12V (WD); AC220V±10﹪ 50/60HZ (WA)
CO2 display range: 0-5000ppm
Default threshold:1000ppm (adjustable)
Temperature range:-9~50℃(15-122℉)
Humidity range: 0%~99%RH
Installation: Wall-mounted (Vertical)
Work environment:-10~+8℃ 0-90%RH (Non-condensation)
Dimension:90* 130*28mm
Hole Pitch:60mm or 82mm
Housing: Tempered glass+ PC Alloy
Please download the user manual to get further reference.