Plug in Carbon Monoxide Detector: Easy to install, plug and play, this co monitor(100-220v) plug in wall saving you installation time. 4-in-1 Upgraded Gas & CO Detector: This combo plug-in carbon monoxide alarm Features a large digital display, detecting temperature (14 to 122°F), humidity (0% to 95% RH), natural gas (0-15% LEL), and CO levels (0 to 999 PPM) in real time, and comes with certification. Dual Visual & Audible Alerts: When CO exceeds 150 PPM or natural gas reaches 15% LEL, this carbon-monoxide tester red light flashes and an 85+ dB alarm sounds immediately, ensuring your safe and that of your family. Protect Your Home: Ideal for kitchens, bedrooms, garages, house, tent, indoor and outdoor settings like camping and RV travel, and in your car, this co sensor for hotel rooms provides reliable gas safety. Ideal for Campers & Travelers: Great for campers and traveling, this high-quality mini portable carbon monoxide detector is small and lightweight, easy to use, and offers real-time alerts for added safety.

Upgraded Larger Digital Display Color Screen: Enjoy a bigger and clearer digital display with our upgraded color screen, providing you with precise and easy-to-read information at a glance.

Plug-in Carbon Monoxide Detector: Plug & Play – Effortless Installation. Simply plug it into any standard outlet for instant protection, making it perfect for kitchens, boiler rooms, RV travel, tents, hotel rooms，camping and outdoor activities.

4-Stage Gas & CO Alerts for Precise Risk Awareness: Our co alarm system features four real-time alert levels: Green – Safe (CO < 50ppm, GAS < 5% LEL); Yellow – Caution (CO 51–100ppm, GAS 5–8% LEL); Orange – Warning (CO 101–150ppm, GAS 8–15%LEL); Red – Danger (CO 150–999ppm, GAS >15% LEL).

Upgraded 4-in-1 Portable CO Detector: Our 4-in-1 monitor system integrates combustible gas detection, carbon monoxide sensing, temperature monitoring, and humidity measurement into one compact device. This all-in-one solution offers real-time, rapid, and accurate environmental safety assessments. Detected gases include: CO, natural gas, propane, methane, town gas, alcohol, gasoline, hexane, butane, benzene, ethylene oxide, acetylene, LPG, LNG, and more.