First Alert SC7010B photoelectric smoke and carbon monoxide detector

• Make: First Alert
• Model code: SC7010B
• Style: Photoelectric
• Type: Smoke

Delivers both smoke and carbon monoxide detection in a single unit Photoelectric smoke sensor with Optipath 360 technology reliably detects smoke from smoldering fires Electrochemical sensor accurately detects carbon monoxide leaks from multiple sources 120-volt hardwired smoke and carbon monoxide alarm wires directly into home’s electrical system Emits a spread spectrum horn tone designed to be heard easily by those with age-related hearing loss 2 AA battery backup helps keep alarm functioning in case of a power outage