Attention: Smoke Alarm XS0G-SN is not compatible with SBS50 base station and does not support interconnect function or any APP function Quiet Standby Mode: Say goodbye to annoying standby flashes; this smoke alarm only lights up to alert you of alarms, low battery, faults, or when it’s time to replace it Slim Profile, Seamless Fit: With a slim thickness of just 25 mm and a diameter of 90 mm, this smoke detector fits perfectly on walls or ceilings; creates a discreet, stylish appearance that fits seamlessly into your space Easy Installation with Magnetic Mount: Quickly install your smoke detector using magnetic pads on most surfaces, or screws for rougher walls and ceilings; everything you need is included—just choose the method that works best for you; no tools or assistance needed 10-Year Battery Life: Equipped with a sealed CR123A lithium battery that provides continuous power for the full 10-year life of the alarm and requires no replacements Easy Maintenance and Transport: A manual switch lets you quickly turn off the device during renovations, moving, or transport to avoid false alarms and save battery