Universal Security Instruments 2-in-1 Alarm

Updated October 15, 2026

Upgrade your home safety with this advanced Universal Security Instruments 2-in-1 smoke and fire alarm. Engineered for peace of mind, this device utilizes Sensing Plus multi-criteria detection, an advanced algorithm designed to accurately identify both slow-smoldering smoke and fast-burning fires. This hardwired unit includes a battery back-up to ensure your home remains protected even during a power outage. Designed for convenience and reliability, this unit features a tamper-proof design and an easy-to-use test/silence button for quick management of accidental triggers. It supports interconnected alarm functionality to keep your entire home alerted, and it comes equipped with a dust and paint cover to protect the sensor during renovation. With superior resistance to false alarms from activities like cooking and a 10-year warranty, this high-performance alarm is the perfect, low-maintenance choice for comprehensive home protection.

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