Smoke Detector, X-Sense 10-Year Battery Smoke Fire Alarm with Photoelectric Sensor, LED Indicator & Silence Button, 1-Pack

10-Year Battery Life Smoke Detector: Equipped with a sealed 10-year lithium battery for continuous power with no replacement required during the 10-year life of the alarm
Accurate & Responsive Smoke Alarm: Adopts the most advanced photoelectric sensor, enabling the alarm to quickly detect dangerous smoke levels from slow-burning, smoldering fires; provides the earliest possible warning of fire
Quick and Easy Installation: No need for rewiring, as the battery-operated smoke alarm is easy to install with the included screws, anchor plugs, and mounting bracket, or just use an adhesive magnetic pad (sold separately) to effortlessly install it on a wall or ceiling