*1 only* Shackcom Combination Smoke and Carbon Monoxide Detector, 5-Year Battery Smoke Alarm with LCD Display for Home, White

Additional Details from the Manufacturer

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More features

• 2-in-1 Protection: Equipped with 2 sensors, a CO sensor and a smoke sensor, this combined detector protects your family 24 hours a day from smoke and carbon monoxide.
• Loud 85 dB Alarm: Upgraded photoelectric and electrochemical sensors significantly improve the sensitivity of the alarm, providing a loud and clear warning signal in the event of danger with faster response time, while minimizing false alarms.
• LCD Screen: Display carbon monoxide levels through an easy to read digital display. The alarm sound pattern is 4 short alarm beeps for CO alarm and 3 long beeps for smoke alarm. The red LED will flash while in alarm mode.
• 5 Years Battery Powered: Sealed batteries allow you to monitor your home 24/7 and the reliable design ensures 5 years of consistent performance. NOTE: This smoke alarm can be used for 5 years and the battery cannot be replaced.The alarm needs to be replaced after 5 years. Two ‘chirps’ every 30 seconds with red LED flashing is an indication that the alarm is in the mode of END-OF-LIFE in around 5 years from manufacturing date. The alarm needs to be replaced.
• Easy Installation: Package includes installation bracket, screws, and plastic expansion tubes. No rewiring required, easy to install on any wall or ceiling.