Protect every level of your home with the SC9120B-3 hardwired smoke and carbon monoxide detectors, backed by battery backup for continuous protection.
Three-pack for broad coverage; each unit measures 1.9 in D x 5.6 in W x 5.6 in H and weighs 11.2 oz, with hardwired power and a battery backup for constant monitoring.
Electrochemical CO sensor plus ionization detects carbon monoxide and the fine particles of fast-burning fires, giving you quick, comprehensive protection.
Indicator lights on the face and an 85-dB siren provide clear alerts, while a single test/silence button and side-load battery access make testing and silencing easy for you.
Interconnects with BRK or First Alert detectors to ensure all alarms sound together in your home; includes tamper-resistant locking brackets, universal mounting brackets, and a dust cover.
