Kidde 20SDR Battery Powered Smoke Detector with LED Warning Lights

Alarm Warnings — featuring multi-color LEDs
Fire: The red LED will flash in sync with the alarm pattern (3 long beeps).The alarm will repeat this pattern until the unit is reset or smoke is eliminated.
Low Battery: One chirp and amber LED flash per minute.
Alarm Memory: Alerts a user if smoke has been detected in the last 24hours. If smoke has been detected, the red LED blinks every 15 seconds.

Features & Benefits
2 AA Replaceable Batteries — Provides power even during short-termpower outages for extra peace of mind. Change replaceable batteriesevery 6 months, or when you hear the low battery chirp.
Self-testing Alarms* — For added assurance, internal componentsensure alarm is always operating as expected. (*Self-testing is not a substitute for a manual push test of the alarm. Perform a button test onceper week to verify proper alarm operation.)
Simple Installation — Easy install with inclu