# Universal Security Instruments Hardwired and 1-Year Battery Backup Smoke Detector with Photoelectric Sensor — 1

**Brand:** [Universal Security Instruments](https://shop.coreranger.com/brands/Universal%20Security%20Instruments)
**Pack Size:** 1
**Price:** $26.97 · in stock
**URL:** https://shop.coreranger.com/product/universal-security-instruments-hardwired-and-1-year-battery-backup-smoke-detector-with-photoelectric-335519696/1
**Parent product:** [Universal Security Instruments Hardwired and 1-Year Battery Backup Smoke Detector with Photoelectric Sensor](https://shop.coreranger.com/product/universal-security-instruments-hardwired-and-1-year-battery-backup-smoke-detector-with-photoelectric-335519696)

## Specifications

| Spec | Value |
|---|---|
| Included | Batteries,Installation Kit,Mounting Hardware,Owner's Manual |
| Pack Size | 1 |
| Alert Type | Siren |
| Returnable | 90-Day |
| Voltage (V) | 120 V |
| Power Source | Hardwired |
| Alarm Sensor Type | Photoelectric |
| Product Depth (in.) | 1.5 in |
| Product Width (in.) | 5.6 in |
| Commercial/Residential | Home |
| Alarm/Detector Features | Battery Back-Up,Hush Button,Light Indicator,Tamper Resistant |
| Certifications and Listings | ETL Listed |

## Description

Experience unparalleled protection with the USI Hardwired Smoke Alarm with Replaceable Battery Backup. Equipped with Sensing Plus Multi-Criteria Detection, this advanced photoelectric alarm accurately identifies both slow-burning and fast-flaming fires, ensuring early detection and rapid response. This hardwired alarm connects to other hardwired alarms in the home to provide comprehensive coverage throughout the space. An included replaceable 9-Volt battery ensures continuous protection even during outages. An End-of-life alert reminds you it's time to replace your smoke alarm after 10-years for uninterrupted coverage. Advanced technology reduces nuisance alarms, minimizing disruptions from activities like cooking. Should you experience a false alarm, easily silence it with the test/silence button. With UL certification, you can trust in the reliability and performance of USI Hardwired Smoke Alarms. Invest in peace of mind and protect your loved ones with this advanced home safety solution. With over 50-years of experience as a leader in home safety, USI provides reliable, long-lasting protection for your home.

• UL certified for safety and reliability
• Durable design with 10-year warranty