Product Details
The Gentex S1209 is a Photoelectric Smoke Alarm w/ Battery Backup
FEATURES and SPECS:
— 120 VAC with 9V battery back-up
— Horn frequency 3100 Hz (nominal); Temporal 3 evacuation piezo horn
— Push button self test feature, verifies power sources/operation
— Quick-disconnect wiring harness
— Non-latching (self restoring) alarm
— LED for AC power on
Mounts to standard junction boxes with mounting hardward (included).