First Alert smoke detector wiring SA9120BCN

The First Alert smoke detector ionization SA9120BCN wiring with battery back-up with detection technology to detect smoke, fire, smoke. It has a silence / test button checks all alarm functions and silences of a non-threatening alarm. When the alarm sounds, the alarm indicator identifies which unit initiated coupling of the alarm, warning that the danger zone. The warning contains plug-in for easy installation and can run up to 12 smoke detectors and 6 compatible additives are connected with each other
List Price: $ 14.34
Price: $ 14.34