gutong 4 in 1 Carbon Monoxide Detectors

4-in-1 Smart Detector — Monitors CO, combustible gases, temperature, and humidity in real time, with dynamic data shown on an HD screen. Sleek design blends seamlessly into any home.
Sound & Light Alarm — Emits a 100dB alarm and flashing light when CO exceeds 200ppm or gas leaks are detected, ensuring quick awareness even during sleep.
Plug & Play with Backup Battery — Works instantly with any 100–240V outlet. A built-in 1000mAh backup battery provides up to 24 hours of protection during power outages.
Sensitive & Precise — Equipped with high-sensitivity electrochemical and photoelectric sensors. Refreshes data every 2 seconds for fast, accurate results. Lab-tested and compliant with UL2034 & UL1484 standards.
Widely Used — Compact and portable design makes it ideal for bedrooms, kitchens, living rooms, garages, hotels, RVs, offices, restaurants, or travel.