Semiconductor Sensors for High Accuracy : Trustworthy CO2 readings in real-time, thanks to advanced semiconductor technology. Air Quality Monitor with Backlit LCD : See your environment's health status clearly, even in low-light conditions. Portable and Versatile : Perfect for monitoring air quality at home, in the office, or while traveling. Color-Coded Alerts : Immediate visual cues for air quality levels, aiding quick decision-making. Extended Battery Life : Stay powered for longer with our efficient rechargeable battery system. Your personal Air Sentinel is here! Designed to blend seamlessly into your lifestyle, this CO2 Detector offers reliable monitoring and alerts when it matters most. Whether you're at home, in the office, or on the go, stay ahead of air quality issues with our precision-engineered device.