$42.00

Manufacturer's Code:SA521CN-3ST

In Stock - This product usually ships next day.

A serious discount available for this item - details can be found at checkout.

First Alert smoke alarms are easy to install and have many unique features designed for different areas of your home. All feature low battery alert in.chirps in. to remind you when to change the battery. Operates on 120V AC Hardwire with battery back-up