Portable Carbon Monoxide Detector Travel, Rechargeable 3-in-1 CO, Temperature & Humidity Meter, Custom Alarm Thresholds, 240h Standby, for Hotel Room, Camping, Outdoor Black SUMIO 🛡 IPX5 Waterproof & Rugged

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Portable Carbon Monoxide Detector Travel, Rechargeable 3-in-1 CO, Temperature & Humidity Meter, Custom Alarm Thresholds, 240h Standby, for Hotel Room, Camping, Outdoor Black SUMIO 🛡 IPX5 Waterproof & RuggedAbout this item 3 in 1 Carbon Monoxide Detector: This Co detector features a high definition LCD color display for clear readings. Equipped with an electrochemical sensor, it monitors carbon monoxide levels (0? 999 ppm), temperature (~40F to 176F), and humidity (0? 99% RH) in real time, updating every 2 seconds Customizable Alarm Threshold: The default alarm activates at 50 ppm. When carbon monoxide levels exceed the threshold, the screen flashes