---
product_id: 602149046
title: "First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack"
brand: "first alert"
price: "208.59 DT"
currency: TND
in_stock: true
category: "First Alert"
url: https://www.desertcart.tn/products/602149046-first-alert-smoke-alarm-10-year-sealed-battery-detector-test
store_origin: TN
region: Tunisia
---

# 10-year sealed battery, zero replacements Precision Detection tech reduces false alarms Test & silence button for hassle-free maintenance First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack

**Brand:** first alert
**Price:** 208.59 DT
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay safe, stay savvy — 10 years of worry-free fire protection! 🔋

## Quick Answers

- **What is this?** First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack by first alert
- **How much does it cost?** 208.59 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/602149046-first-alert-smoke-alarm-10-year-sealed-battery-detector-test)

## Best For

- first alert enthusiasts

## Why This Product

- Trusted first alert brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Sensing:** Advanced Precision Detection technology minimizes annoying cooking false alarms while ensuring early fire alerts.
- • **Sleek & Compact:** Modern, low-profile design fits seamlessly into any stylish home or office environment.
- • **Decade-Long Power:** Forget battery swaps with a 10-year sealed battery that guarantees uninterrupted safety.
- • **End-of-Life Alert:** Stay ahead with a clear end-of-life warning, so you never miss when it’s time to upgrade.
- • **Effortless Maintenance:** Test and silence your alarm instantly with a single button—no fuss, no stress.

## Overview

The First Alert SMI110 Smoke Alarm features a 10-year sealed battery eliminating replacements and low battery chirps, advanced Precision Detection technology to reduce false alarms, and a convenient test/silence button. Designed for reliable, long-term home fire safety with end-of-life alerts and a sleek, compact profile.

## Description

The First Alert SMI110 10-Year Sealed Battery Smoke Alarm provides reliable protection and meets new industry standards. First Alert's Precision Detection advanced sensing technology helps reduce cooking nuisance alarms and provide an early warning. The 10-year sealed battery makes installation of the alarm easy and no battery replacements are needed for the life of the alarm.

## Features

- First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
- 10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm
- End-of-life warning lets you know when it’s time to replace the alarm
- Test/silence button for efficient testing to ensure alarm is working properly

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CJMQH3WJ |
| Alarm | Smoke |
| Best Sellers Rank | #479 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3 in Smoke Detectors & Fire Alarms |
| Brand | First Alert |
| Color | White |
| Customer Reviews | 4.4 4.4 out of 5 stars (8,292) |
| Item Dimensions D x W x H | 5.6"D x 5.6"W x 2"H |
| Item Type Name | Smoke Alarm |
| Item Weight | 8 ounces |
| Manufacturer | Resideo |
| Mfr Part Number | SMI110 |
| Model Number | SMI110 |
| Number of Items | 1 |
| Operating Humidity | 10-95% RH |
| Power Source | Battery Powered |
| Product Style | Precision Detection |
| Sensor Type | Ionization |
| UPC | 029054022929 |
| Unit Count | 1.0 Count |

## Product Details

- **Alarm:** Smoke
- **Brand:** First Alert
- **Color:** White
- **Item Weight:** 8 ounces
- **Operating Humidity:** 10-95% RH
- **Power Source:** Battery Powered
- **Product Dimensions:** 5.6"D x 5.6"W x 2"H
- **Sensor Type:** Ionization
- **Style:** Precision Detection
- **Unit Count:** 1.0 Count

## Images

![First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack - Image 1](https://m.media-amazon.com/images/I/71UD83zU2SL.jpg)

## Available Options

This product comes in different **Pattern, Style** options.

## Frequently Bought Together

- First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack
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- Kidde Carbon Monoxide Detector, Plug In Wall with AA Battery Backup, Test-Hush Button

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**Shop now:** [https://www.desertcart.tn/products/602149046-first-alert-smoke-alarm-10-year-sealed-battery-detector-test](https://www.desertcart.tn/products/602149046-first-alert-smoke-alarm-10-year-sealed-battery-detector-test)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-10*