CO2 Min. ppm = 0 / CO2 Max. ppm = 10000 / CO Min. ppm = 0 / CO Max. ppm = 100 / CO2 Resolution ppm = 10 / CO Resolution ppm = 0.5 / CO2 Accuracy ppm = 5 / CO Accuracy ppm = 500 / Temperature Measuring Range Min. °C = -10 / Temperature Measuring Range Max. °C = 60 / Humidity Min. % = 5 / Humidity Max. % = 95 / Battery Type = Rechargeable / Battery Life h = 10 / Protection Rating = IP40