Dual sensor detector for smoke and carbon monoxide Dual detection: combines a sensitivity photoelectric sensor for smoke with an electrochemical sensor for carbon monoxide, providing double protection. Alerts: powerful sound alarm plus LED indicators to ensure immediate awareness. Coverage and versatility: ideal for homes, offices, kitchens, and more; multifunctional design delivers comprehensive coverage wherever you need it most. Installation and response: easy installation with quick setup and immediate alerts to emergencies. Target users: designed for families, homeowners, and anyone seeking peace of mind. Use scenarios In a family home: place in living areas or hallways to monitor smoke and CO and alert occupants quickly. In the kitchen: position near cooking appliances to detect smoke and CO during meal preparation. In an office or small business: install in reception areas, break rooms, or workspaces to protect employees and tenants.