First Alert SMOKE1000-CH-3 Atom Micro Photoelectric Smoke Alarm, Cherry Wood, 3-Pack Product Details Color: Cherry Wood Brand: First Alert Part Number: SMOKE1000-CH-3 Item Weight: 7.2 ounces Product Dimensions: 7.8 x 4.9 x 1.5 inches Origin: China Item model number: SMOKE1000-CH-3 Batteries: 3 Lithium Metal batteries required. (included) Color: Cherry Wood Finish: Cherry Wood Item Package Quantity: 1 Number Of Pieces: 1 Certification: certified frustration-free Batteries Included?: Yes Batteries Required?: Yes Average Battery Life: 8760 hours Shipping Weight: 7.2 ounces Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues. International Shipping: This item is not eligible for international shipping. Learn More Date First Available: February 23, 2015 New Designer Finish Photoelectric smoke sensor is resistant to nuisance alarms Includes long life 3V CR2 lithium battery Features loud 85dB siren and single test/silence button SmartClipTM safe mounting system prevents alarm installation without battery Color: Cherry Wood Selected as winner of the 2014 Good Housekeeping VIP, 2013 Handy Magazine and2013 Chicago Innovation Awards for innovative product design. Packing all thepower of an advanced photoelectric smoke alarm into a streamlined, miniaturedesign, the First Alert Atom Smoke and Fire Alarms ensure maximum protectionin a micro design. The optical photoelectric sensing technology providesaccurate detection and reduces nuisance alarms from cooking smoke or showersteam. The micro design at just 1.87" diameter is 62% smaller than standardalarms - making them more stylish and less obtrusive on ceilings and walls.The alarms include a long-life 3V Duracell lithium battery to ensurecontinuous power for over one year without replacement. The alarms feature an85dB audible alarm with flashing LED and a convenient dual functiontest/silence button to control that function. Alarm are easy to install-simply attach mounting bracket to wall or ceiling and twist alarm to lock inplace. The SmartclipTM safe mount system prevents the installation of thealarm without the battery - so you can ensure the alarm has power beforemounting. Sold in a convenient 3 pack for best placement throughout the home.Alarms are backed by 10 Year Warranty.