Kidde COSAC Carbon Monoxide & Smoke Essential Alarm Pack – Battery Operated The Kidde COSAC Essential Alarm Pack provides combined protection against smoke and carbon monoxide in one convenient bundle. Battery operated for easy installation, these alarms are ideal for homes, rental properties, and retrofitting where mains wiring is not available. Designed for reliable detection and clear audible alerts, the pack offers essential safety coverage with simple test and hush functions for everyday peace of mind.
eBay