Kidde Intelligent Battery Operated Smoke & Carbon Monoxide Alarm, Model KN-COSM-XTR-BA - New Product, Open Box
Voice Alarm - Announces the hazard type detected
Combined Carbon Monoxide and Smoke Alarm - A single unit can be installed where previously, two were needed. Reduces installation time.
Battery-Powered - Provides protection even during power outages, when many fire and carbon monoxide incidents occur.
Battery Safeguard - The battery door will not close unless the batteries are properly installed.
Hush® Feature - Temporarily silences nuisance alarms.