One of them is sealed in the box and the other I opened to check the date and for product image purposes
The Kidde Smoke & CO Detector, model 30CUD10, is a reliable home security device that operates on a 10-year battery with LED warning indicators. This white alarm is designed to detect both smoke and carbon monoxide, providing added safety for you and your family. With a manufacturer warranty of 10 years, you can trust that this GAS_SMOKE_FIRE_ALARM will protect your home for years to come, giving you peace of mind and a sense of security.
