5-in-1 carbon monoxide detector with plug-in battery backup - gas, methane and carbon monoxide alarm, equipped with dual sensors, temperature and humidity display, suitable for home, RV, travel, 3 ass

5-in-1 comprehensive detection: This upgraded detector integrates carbon monoxide (CO), combustible gas (natural gas, methane), temperature and humidity sensors. It is perfect for families, kitchens, apartments or RVS. No matter where you and your family are, it can ensure safety around the clock.

Dual sensor and alarm system: Equipped with advanced catalytic combustion and electrochemical sensors, it can quickly and accurately detect the levels of hazardous gases. When carbon monoxide reaches 150 PPM or flammable gas 5% LEL, the device will trigger an 85dB alarm and flash a red warning light to immediately alert you.

Plug and play, worry-free: No complex installation required - just plug into any standard 110V - 220V socket. Ultra-low power consumption (2W) ensures energy efficiency, environmental friendliness and maintenance-free durability. The built-in spare battery provides continuous protection during power outages. Note: Our product does not contain batteries, but batteries can be installed as backup power sources.

Clear full-color LCD screen with adjustable Settings: A large and easy-to-read color screen displays carbon monoxide (0-200 PPM), gas concentration (0-10% LEL), temperature (°F) and humidity (RH%) in real time. Use dedicated buttons to adjust the screen brightness and alarm volume, covering three levels, and customize visibility and sound according to the environment.

Compact and portable design: Light, thin and space-saving, it can be easily integrated into kitchens, bedrooms, offices, campervans or hotel rooms. Lightweight and convenient, it is the perfect safe companion for daily use and travel.