Portable 3-in-1 Carbon Monoxide Detector

Carbon Monoxide Detectors Portable: 3-in-1 portable co detector that can detect carbon monoxide levels from 0 to 500ppm. When the concentration reaches 50ppm, a warning will be issued to indicate the risk and remind you to take measures to reduce the concentration. Ultra HD and Informative Display: With the multi-functional display that shows CO levels, humidity, and temperature, real-time monitoring, the data is refreshed every 2 seconds and displayed on the color high-definition screen, makes you to always understand the ambient air quality. 1000mAh Large Capacity Battery: Built-in a plymer 1000mAh lithium battery with Type-C fast charging support, eliminating the need for frequent replacements and ensuring long-lasting operation.A single full charge lasts 140 hours, reliable and safety during camping and travel. Portable Carbon Monoxide Detector for Travel: The CO detector is very small and portable, can be easily stored and save space, and is equipped with a sturdy rope for hangin