Protect your home with the 3-Pack XSense XP0A-SR Smoke and Carbon Monoxide Alarm, an essential addition to any household safety plan. The combination of advanced technology and sleek design ensures that this detector will effectively alert you to potential hazards, keeping you safe from the dangers of smoke and carbon monoxide. Each alarm in this pack is powered by batteries, ensuring that you have a reliable early warning system in place without the need for complicated installation. The voice alerts feature adds an extra layer of clarity, allowing for a more audible and effective notification. Trust in the X Sense brand to provide you with peace of mind.