SITERWELL Smoke Detector, 10-Year Smoke Alarm with Photoelectric Sensor and Low Battery Warning, Fire Alarm with Built-in Battery and Fault Warning for Bedroom and House, UL Listed, GS526A, 1 Pack - Amazon.com
SITERWELL Smoke Detector, 10-Year Smoke Alarm with Photoelectric Sensor and Low Battery Warning, Fire Alarm with Built-in Battery and Fault Warning for Bedroom and House, UL Listed, GS526A, 3 Pack - Amazon.com
Honeywell Home Smoke Detectors Detectors for sale | eBay