Kimo`s air quality probes measure CO, CO2, temperature and humidity. Technical Data sheet Product info Measure details Units °F, °C, % RH, ppm Measuring ranges SCO 110 -20.00 °C ... 80.00 °C SCO 110 0.00 ppm ... 500.00 ppm SCO 112 -20.00 °C ... 80.00 °C SCO 112 0.00 ppm ... 5000.00 ppm SCOH 112 -20.00 °C ... 80.00 °C SCOH 112 0.00 ppm ... 5000.00 ppm SCOH 112 0.00 % RH ... 100.00 % RH Technical details Parameters CO CO2 Humidity Temperature Bluetooth® No