Protmex 4-in-1 Carbon Monoxide & Gas Detectors Plug in Large LCD Screen, Home CO Gas Detector with Temperature & Humidity Monitoring - 4 in 1 CO and Gas Detector Easy Installation for Home Travel

$26.99$29.9910% off

5.0

100+ sold last month

Amazon's Choice

Rated 4.6 Stars for Reliable Protection – Our advanced 4-in-1 detector combines high-sensitivity CO and gas leak detection with real-time temperature & humidity monitoring in one plug-in device, eliminating the need for multiple separate units.
Fast & Accurate Dual Alarms – Features dual semiconductor & electrochemical sensors that trigger ≥85dB audio and flashing visual alarms the moment CO reaches 50ppm or gas concentration hits 5%LEL, providing an immediate warning for your family.
2-Inch Large Screen for Ultimate Clarity – The extra-large 2.0” P5 display shows all readings clearly from across the room, a significant upgrade over hard-to-read small dots or tiny screens on other detectors.
True Plug & Play for Anywhere – Simply plug into any 110V-220V outlet—no wiring or batteries needed. Ideal for kitchen, bedroom, RV, and hotel rooms, giving you peace of mind at home and on the go within seconds.
Your Family’s Early Warning System – Don’t wait for a silent threat. Early detection of gas leaks or CO buildup is crucial. Our detector offers 24/7 monitoring with a clear display so you can take action before danger escalates.

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