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

Please Note: SD2L0AX is a basic standalone unit; it does not strengthen wireless interconnection, does not have Wi-Fi, and can’t be used with a base station
10-Year Battery Life Smoke Detector (Not AC Hardwired): Equipped with a sealed 10-year lithium battery for continuous power with out a replacement required all the way through the ten-year life of the alarm
Accurate & Responsive Smoke Alarm: Adopts probably the most advanced photoelectric sensor, enabling the alarm to quickly detect dangerous smoke levels from slow-burning, smoldering fires; provides the earliest conceivable warning of fire
Quick and Easy Installation: No need for rewiring, as the battery-operated smoke alarm is easy to put in with the included screws, anchor plugs, and mounting bracket, or just use an adhesive magnetic pad (sold one after the other) to effortlessly install it on a wall or ceiling
Auto-Check Function: Repeatedly monitors itself and quickly warns you of low battery or faults
Premium Quality: Made with an upgraded premium ABS plastic housing, this alarm is fire-retardant, high temperature resistant