CO2 Controllers Carbon Dioxide Monitor Controller with 0-9999ppm Accuracy 1ppm
CO2 Display Resolution: 1ppm. CO2 Accuracy: ±50ppm/Reading ±5%. CO2 Temp Dependence: ±0.1% of reading per°C or ±2ppm per°C,whichever is greater,referenced to 25°c. Accuracy: ± 0.5°C(士1°F). RH Accuracy: ± 3%.