Keep an eye on your surroundings with the FMAi K5 Portable CO & CO₂ Detector. This compact 4-in-1 air quality monitor measures carbon monoxide, carbon dioxide, temperature, and humidity in real time, with a clear LCD screen, visual indicators, and audible alarms for configurable thresholds. The rechargeable 1000mAh battery, USB-C charging, lanyard, and magnetic back make it convenient for home, vehicle, travel, camping, and outdoor use.
