BuyitNow is for 2 bases. The Aico Ei146E smoke and heat alarm base plate is a white hardwired device designed to provide reliable protection for your home. This base plate is specifically compatible with Aico smoke and heat alarm models Ei146E, Ei141RC, and Ei144E. Please note that batteries are not included with this product, making it convenient for professional installation by a certified technician. Trust in the Aico brand for quality and safety in your home security system. (Storage ref J211125 ref )
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