Help protect your home and family with the Kidde 20SDR Smoke Detector with AA Battery Operation and 10-Year Limited Warranty. This alarm helps provide peace of mind by detecting smoke over 25% faster, featuring an 85-decibel alarm with a red LED light for clear visual warnings, suitable for homes. Powered by two AA alkaline batteries (included), this alarm offers easy, no- wiring installation, with a low-battery chirp alerting you when it’s time to replace batteries. Advanced sensing technology helps reduce false alarms caused by everyday cooking or steam, allowing the alarm to respond accurately to real smoke hazards. Tested to meet UL 217 10th Edition and FCC standards, the 20SDR is designed to ensure reliable performance and code-compliant safety. Backed by a 10-year limited warranty covering defects from the first power-on, this alarm supports the safety goals of homeowners, property managers, contractors, and professionals seeking long-term protection and peace of mind. 29% faster average smoke detection based on internal testing of smoldering wood fires for Kidde 9th Edition vs. leading competitor 8th Edition products. 10-year limited warranty on alarm. Not a battery performance claim.