Mini Desktop CO2 Monitor</br>3 Different LEDs show current Indoor Air Quality</br>Power via PC USB Port or 120VAC Wall Plug (plug not included)</br>Indicator Light Alarm Levels can be adjusted by user</br>Connect to PC with Free Software to log CO2 levels over time</br></br>Product Description</br></br>The Mini CO2 Monitor is a low-cost?? compact and easy-to-use mini desktop carbon dioxide and temperature meter. It can be used in offices?? schools?? meeting rooms?? homes or anyplace personal comfort and health is important. In addition to monitoring indoor air quality?? the Mini CO2 Monitor can be used to check carbon dioxide levels in indoor greenhouses. The CO2mini is easy to use: just plug it in to a PC or laptop USB port with the included cable or 120VAC wall outlet (plug not included) and it will begin to measure air quality instantly. It has no moving parts?? and is design