Check the listing for details. Kidde Smoke and Carbon Monoxide Detector with Interconnected Alarm. Color: White, Condition: New. Listed at 45.00 USD. The Kidde Smoke and Carbon Monoxide Detector with Interconnected Alarm (Model: 30CUA10-V) is a reliable and essential home security device. This white alarm system is designed for indoor use and operates on AC power with a battery backup feature for added peace of mind during power outages. With Kidde's reputation for quality products, this detector ensures early warning in case of smoke or carbon monoxide emergencies, providing safety and protection for you and your family.