• Micro design is 62% smaller than standard smoke alarms.
• Photoelectric sensor provides accurate detection and reduces nuisance alarms.
• Loud 85-decibel siren and single test/silence button.
• Safe system prevents alarm from being installed without a battery.
• Includes three smoke detectors and three 3-volt lithium batteries.
• ›See more product details.

Style:Battery Powered Size:3 Pack First Alert SMOKE1000-3 Atom Micro Photoelectric Smoke Alarms provide the same maximum protection of traditional photoelectric smoke alarms in a streamlined, miniature design. Measuring just 1.87 inches in diameter, each of the micro smoke alarms in this pack of three has a more stylish and less obtrusive appearance than a standard alarm. These smoke detectors each features optical photoelectric sensing technology for accurate detection and reduced nuisance alarms from cooking smoke or shower steam. They each emit a loud 85-decibel siren that is designed to be heard by even the soundest ers. Each smoke alarm can be silenced and tested easily with the press of a single button. Three 3-volt lithium batteries are included (one battery for each detector) for up to one year of continuous power, and SmartClip safe systems ensure each unit cannot be ed without a battery supplying power to the alarm. From the Manufacturer --------------------- Packing all the power of an advanced photoelectric smoke alarm into a streamlined, miniature design, the First Alert Atom Smoke and Fire Alarms ensure maximum protection in a micro design. The optical photoelectric sensing technology provides accurate detection and reduces nuisance alarms from cooking smoke or shower steam. The micro design at just 1.87" diameter is 62% smaller than standard alarms - making them more stylish and less obtrusive on ceilings and walls. The alarms include a long-life 3V Duracell lithium battery to ensure continuous power for over one year without replacement. The alarms feature an 85dB audible alarm with flashing LED and a convenient dual function test/silence button to control that function. Alarm are easy to install -simply attach ing bracket to wall or ceiling and twist alarm to lock in place. The SmartclipTM safe system prevents the installation of the alarm without the battery - so you can ensure the alarm has power before ing. Sold in a convenient 3 pack for best placement throughout the home. Alarms are backed by 10 Year Warranty.