1-Pack Interconnected Smoke and Carbon Monoxide Detector, Test Button & Replaceable Battery, Smoke and CO Alarm for Home, Hallways, Bedroom, Reliable Alert

Additional Details from the Manufacturer

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More features

• Interconnected Alarms – When this interconnected smoke detectors carbon monoxide alarm detects danger, all connected alarms sound simultaneously
• 2-in-1 Accurate Detection – These interconnected smoke detectors detect smoke and CO using photoelectric and electrochemical sensors, ensuring accurate alarms
• User-Friendly Controls – This battery powered smoke detector is equipped with a test/mute button, which helps to understand the working status and turn off the alarm, simple and reliable
• Multi-functional alarm - This smoke carbon monoxide detector can emit an 85dB alarm sound, equipped with three-color indicator lights, LCD display of concentration, low battery reminder, and automatic fault check
• Flexible application - This smoke alarm and carbon monoxide detector is equipped with a battery and is easy to install, suitable for bedrooms, corridors, living rooms and basements