---
product_id: 781714597
title: "SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup, 1-Pack"
price: "¥29087"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/781714597-smi105-ac-interconnect-hardwire-smoke-alarm-with-10-year-battery
store_origin: JP
region: Japan
---

# SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup, 1-Pack

**Price:** ¥29087
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup, 1-Pack
- **How much does it cost?** ¥29087 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/781714597-smi105-ac-interconnect-hardwire-smoke-alarm-with-10-year-battery)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup, 1-Pack

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | First Alert |
| Color | White |
| Item Weight | 11.2 ounces |
| Power Source | Battery Powered |
| Product Dimensions | 5.6"D x 5.6"W x 2"H |
| Style | Precision Detection |

## Product Details

- **Brand:** First Alert
- **Style:** Precision Detection
- **Power Source:** Battery Powered
- **Color:** White
- **Product Dimensions:** 5.6"D x 5.6"W x 2"H
- **Alarm:** Smoke
- **Operating Humidity:** 10-95% RH
- **Sensor Type:** Ionization
- **Number of Items:** 1
- **Manufacturer:** Resideo

## Images

![SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup, 1-Pack - Image 1](https://m.media-amazon.com/images/I/71yErRIjxzL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.jp/products/781714597-smi105-ac-interconnect-hardwire-smoke-alarm-with-10-year-battery](https://www.desertcart.jp/products/781714597-smi105-ac-interconnect-hardwire-smoke-alarm-with-10-year-battery)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-22*