Low Cost HVAC Carbon Dioxide Sensor NDIR CO2 Sensor MisIR Summary NDIR CO2 Sensor MisIR is a low power (20mW), high performance CO2 sensor. Based on GSS patented solid state IR sensor technology and innovative optical designs, MISIR is configured to meet the requirements of the HVAC and Demand Led Ventilation markets. Low Cost HVAC Carbon Dioxide Sensor NDIR CO2 Sensor MisIR Characteristic * Low Power 20mW * Measurement ranges from 0 to 1% * Low noise measurement