The Kidde COBDL Portable Carbon Monoxide Detector CO Alarm is a reliable and durable device designed to detect carbon monoxide in a variety of settings. With a 10-year lifespan and backlit display, this alarm provides peace of mind knowing your facility is protected against potential carbon monoxide leaks. The Kidde brand is known for its quality and reliability, making this CO alarm a trusted choice for businesses and industrial facilities looking to ensure the safety of their occupants.