The Ei208 Carbon Monoxide Alarm is a standalone battery powered unit, powered by a sealed in lithium cell with a 10-year lifespan. This means you won’t need to replace the battery at any point in the life of the alarm and that the battery cannot be removed ensuring continued protection.
Perfect finishing touch to any modern home, flawless Screwless low profile metal design with matching metal rocker. 10AX 2-way switches are generally used when there are two entrances to a room, where there is a switch positioned at either entrance requiring joint control of the lighting.