The Kidde 30CUD10-V 10-Year Battery-Powered Smoke and Carbon Monoxide Detector with Voice Alerts is engineered to help protect against two common household hazards. With over 25% faster smoke detection*, it helps ensure early warning of fire or carbon monoxide by sounding a loud 85-decibel alert. Voice alerts announce "Fire" or "Warning, Carbon Monoxide," helping occupants respond quickly.This alarm features green, amber, and red LED lights that clearly signal power and alarm status. Advanced sensing technology reduces nuisance alarms, while a Test/Hush button allows for quick function checks and temporary silencing. Designed for simple setup, it includes an easy twist-and-click mounting bracket for seamless installation.Powered by a maintenance-free 10-year battery, this detector can help save up to $40 in battery replacements over the life of the alarm, with no low-battery chirps, so you can sleep peacefully.Ideal for homeowners and safety professionals, this ETL Listed detector meets UL 217 10th Edition, UL 2034 5th Edition, and FCC standards. It is backed by a 10-year limited warranty** from the date of purchase.*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.