(9) Universal Security Hardwired & 10-Year Battery Smoke Detector

The Universal Security Hardwired & 10-Year Battery Smoke Detector by USI Electric is a reliable and durable smoke and fire alarm that offers peace of mind for homeowners. With a long manufacturer warranty of 10 years and a battery backup feature, this smoke detector provides continuous protection even during power outages. Made in China, this model (USI/SM/HW10YR/3) ensures early detection of smoke and fires, making it essential for home security systems. Lot of 9 total. Three boxes of three each.

SITERWELL 10 Year Battery Smoke Detector 12 Pack LOT

【10 Years Battery】The smoke alarm has a built-in 3V lithium battery, which runs for 10 years and reminds you when the battery is low. 【Magnet and Screw Included】Magnets and screws are included, it can be easily mounted on the wall or ceiling.

NEW SITERWELL Plug in Carbon Monoxide Detector 10 Year Battery AC Powered – 9/35

The 2025 NEW SITERWELL Plug in Carbon Monoxide Detector is a reliable home security device that provides peace of mind against carbon monoxide leaks. With a 10-year battery included and a power source option of both battery and plug in, this detector offers convenience and long-lasting protection. Its sleek white design and electrochemical carbon monoxide sensor make it a top choice for families looking to ensure their safety in the event of a gas leak. Backed by a 10-year manufacturer warranty and operating sound rating of 85 db, this carbon monoxide detector from Siterwell is a trusted choice for home security.