4-Pack Hardwired and 10-Year Battery Smoke & CO Detector with Voice Alert and LED Light

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Quantity: 1, Experience unparalleled protection with the USI Hardwired Combo Smoke, Fire, and Carbon Monoxide Alarm with 10-Year 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. An included electrochemical sensor detects carbon monoxide, for a single compact home safety solution. This hardwired alarm sends alerts to compatible hardwired alarms in the home for comprehensive coverage. The 10-Year sealed backup battery ensures continuous protection during power failures and replaces annoying low-battery chirps with a single end-of-life alert after 10 years to remind you it's time to replace your smoke alarm. This alarm features a voice alarm, offering clear guidance differentiating between fire and CO alerts and replacement reminders. 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 Combo Alarms. Invest in peace of mind and protect your loved 1 s 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.. Hardwired smoke, fire and CO alarm with 10-year battery backup. Voice alerts for real-time information on the status of your home. End-of-life reminder to replace batteries after 10 years. Alarm Sensor Type: Photoelectric. Alarm/Detector Features: 10-Year Battery,Battery Back-Up,Hush Button,Light Indicator,Tamper Resistant. Alert Type: Siren,Voice. Battery Type Required: Built-In. Commercial/Residential: Home. Included: Battery Back-Up,Installation Kit,Mounting Hardware,Owner's Manual. Pack Size: 4. Power Source: Hardwired. Voltage (V): 120 V. Certifications and Listings: ETL Listed. Product Depth (in.): 1.7 in. Product Width (in.): 6.1 in. Lot Number: 21446207, Brand: Universal Security Instruments,