SMK ALRM 10Y SLIM PHOTO *Brand Name: First Alert *Sub Brand: 10 Year Slim *Power Type: Battery-Powered *Sensor Type: Photoelectric *Product Type: Smoke Detector *Number in Package: 1 pk *Packaging Type: Clamshell *Test and or Reset Button:Yes *Warranty: 10 year *10 Year Battery, Slim *Discovery ACC, SUP