Kidde KN-COB-B-LP Nighthawk Carbon Monoxide Alarm， Battery Operated</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Battery operated (three AAs included) to provide protection during power outages</li><li>Test-reset button tests the unit for proper operation and resets the carbon monoxide alarm</li><li>Forty percent longer life than other CO alarms</li><li>Seven-year end-of-life warning alerts user to replace CO alarm</li><li>Meets the requirements of Underwriters Laboratories (UL)</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31bCQSk0gEL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31kE-ojorAL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51ZtYP3kGpL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51JDXZHofNL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51hs-xnAWIL.jpg' noproxy></br>