Universal Security Instruments MDS300B Universal Smoke Sensing (IoPhic) Smoke and Fire Alarm

The Universal Security Instruments MDS300B Smoke and Fire Alarm responds quickly to both fast-flaming and slow-smoldering fires to protect your family against deadly threats in the home. Perfect for new or replacement installations, the MDS300B is suitable for houses, apartments and mobile homes. Universal Smoke Sensing Technology responds 87-percent faster to slow smoldering fires and responds quickest to fast-flaming fires. Auto sensitivity calibration provides superior nuisance alarm protection and creates consistency in alarm sensitivity. This alarm has additional automatic features including a self-diagnostics check to ensure proper operation, a sensitivity adjustment for changes in temperature or humidity and an end-of-service life warning that sounds when it's time to replace the battery. The 9-volt alkaline battery (included) operates the alarm and continues protection in the event of a power outage. USI (Universal Security Instruments, Inc.) makes the most innovative home protection solutions available today. Saving lives is what we do for a living.

Universal Smoke Sensing Technology with Patented Rate-of-Rise feature that differentiates between cooking and real fire Smart Alarm Technology virtually eliminates nuisance alarms Provides the benefits of both photoelectric and ionization technology in one alarm Tamper-proof design provides high level of security and prevents battery removal 9 volt battery included