meross Smoke and Carbon Monoxide Detector Combo, 2 in 1 Fire & CO Alarm with Replaceable Battery, One-Touch Test/Hush Button, LCD Display, 10-Year Lifespan - MA300

• Newest UL217 8th Std in Market : Notice: The Non-Smart Smoke alarm can’t connect to the smart home or meross app. Compared to other UL217 previous edition certified products, meross combo smoke and CO alarm meets the latest UL217 8th Std. It utilizes the latest photoelectric technology sensor, ensuring more accurate and reliable detection of smoke and fire events than others. Free from annoying false alarms caused by cooking or steam from showers Reliable and Long-lasting Protection: Powered by 3 AA replaceable batteries, the 10-year lifespan detector offers uninterrupted protection even during power outages. Moreover, the 10-year lifespan makes it an economical and practical choice Informative & Intuitive LCD Display: Real-time CO levels (30-999 PPM), battery status, and operational updates are displayed on this smoke and CO alarm. Stay informed and take control with our user-friendly interface. A low battery alert ensures timely battery replacement Simple Installation: Say goodbye to complicated installations! Without re-drilling or rewiring, easily mount the detector on the wall or ceiling with the included mounting bracket, fitting most screw hole spacing (1.2 inch-3.6 inch). Silencing the alarm when needed is as easy as a push button. Half the depth of a standard alarm Multi-Alert System for Maximum Safety: meross combination detector offers an 85 dB buzzer, LCD, and LED indicator alarm modes. The loud siren will wake even the soundest sleeper, while the flashing red light and fire/carbon monoxide icons on the LCD screen provide clear visual cues