What kind of smoke alarm (smoke detector) should I buy? | NFPA | NFPA
CHZHVAN Interconnected Smoke Detector, Wireless Smoke Alarm with 10 Year Battery Life, Photoelectric Sensor Fire Alarm with Large Test Button and Low Battery Warning, Fire Detector for Home, Bedroom - Amazon.com
Kidde Battery Operated Smoke Detector with Ionization Sensor and Wire-Free Interconnect 0919-9999 - The Home Depot