X-sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display

The X-Sense SC07 Combination smoke and carbon monoxide alarm offers protection from two hazards fire and CO in one unit. A photoelectric sensor detects smoke from smoldering fires, and an electrochemical sensor detects carbon monoxide leaks from faulty fuel-burning appliances. Provides comprehensive protection for your home. A large LED indicator flashes red, green, or yellow, so you can discern the alarms working status at a glance, and the self-check function will automatically perform a self-check every 60 seconds to ensure the device’s properly functioning.