BRK First Alert SMI100-AC Hardwired Smoke Alarm+ SLED177 Strobe Light FSS-A34 the flow rate is 4

the flow rate is 4

500 per package

Sizes included: T3E

Multiple Venting Options: Each size includes five venting options to ensure optimal comfort and acoustic performance

Programmable alarm duration (1-59 minutes)

BRK First Alert SMI100-AC Hardwired Smoke Alarm+ SLED177 Strobe Light FSS-A34 the flow rate is 4The First Alert SMI100 AC Interconnect Hardwired Smoke Alarm with Battery Backup incorporates First Alert's Precision Detection sensing technology to meet modern industry standards. This hardwired smoke detector with battery backup is compatible with UL 217 8th edition standards and includes an SLED177 strobe light for visual alerting. the hardwired smoke detector is designed for easy installation and cmpatibility with other interconnectable alarms,