4-in-1 Detector with Dual Sensors — Suitable for Homes, Kitchens, Hotels, and RVs (HD Screen) Black,2pc

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• 4-in-1 CO Detector: Simultaneously monitors gas (0–8000 ppm), humidity (0–99% RH), temperature (32–212°F), and carbon monoxide (0–999 ppm), providing comprehensive safety protection.
• Plug-and-Play: Featuring a plug-in design, it is ready for immediate use simply by connecting it to a power source—eliminating the need for frequent battery replacements and providing continuous, stable security monitoring.
• Dual Alarm Design: When the detector detects a potential hazard, it simultaneously triggers both audible and visual alarm functions—emitting a high-decibel (>85dB) siren accompanied by a flashing red light—to provide immediate notification.
• High-Precision Sensor: Equipped with a real-time LCD display, it allows for clear viewing of live monitoring data at any time, ensuring reliable and trustworthy detection results. This is an essential device for both young people and the elderly, whether living alone or in a shared household.
• Versatile Application: Compact and portable, this carbon monoxide detector takes up minimal space and is easy to carry—even while traveling. It is suitable for use in homes, individual rooms, RVs, hotels, cruise ships, and various other enclosed spaces, allowing you to monitor air quality wherever you go.