Combination Smoke Detector and Carbon Monoxide Detector Alarm, TROPRO Photoelectric Fire CO Detector Alarm Battery Operated with Digital Display for Home Bedroom, Complies with UL 217 & UL2034

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  • [2-in-1 Accurate, Reliable & Highly Sensitive Alarm] Smoke detector and carbon monoxide detector is not only equipped with photoelectric smoke sensor but it also has electrochemical CO sensor and they work independently of each other. It detects fast and slow-burning fires, and instantly notifies you by 85 dB alarm when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit.
  • [Practical LCD Display] Carbon Monoxide Detector clearly indicates real-time carbon monoxide (CO) concentration in surrounding air. If CO concentration of 30-999 ppm exists for a certain time period, the screen will be backlit blue and show the actual CO concentration. Meanwhile the red LCD indicator will flash.
  • [Test/Silence Button] Tests the unit for proper operation and resets the smoke and carbon monoxide alarm. Loud 85-decibel alarm is designed to be heard easily. Please kindly press if false alarm.
  • [Easy to Install and Use] Smoke detector and carbon monoxide detector can easily install with mounting bracket. No hardwired anymore, very convenient to install at home or bedroom - wall mount, screws included.
  • [Worry-free Purchase] We provide 24-hour excellent customer service for you. Please feel free to contact us for LIFETIME WARRANTY if you find any problem about the product.

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