AC/DC PHOTOELECTRIC SMOKE ALARM (601061)

120V AC powered photoelectric smoke alarm with 9VDC battery backup in case of power failure
Can be interconnected with up to 12 additional BRK and First Alert smoke alarms and 6 compatible devices such as heat alarms, Bell® s, repeaters, or switches
Alarm automatically identifies which unit initiated the alarm
Locking feature to deter removal of smoke alarm
85 dB minimum horn with AC power indicator and silencetest feature
10-YEAR LIMITED WARRANTY