Provides accurate information about the quality of air in your home?? office or greenhouse</br>Continuously measures carbon dioxide?? temperature and relative humidity</br>Self-calibrating?? no moving parts to wear out</br>Just plug it into a wall socket -- the TIM10 turns on instantly</br>Measure CO2: 0-10??000ppm - Temperature: 0-120F - %RH: 20-99.9%</br></br>Product Description</br></br>The TIM10 CO2 Monitor lets you quickly?? accurately?? and inexpensively test CO2 levels around your home. Move it from room to room to test CO2 le