3-in-1 Combo Smoke, Fire & Carbon Monoxide Alarm, Hardwired/10-year Battery Back-up: Item No. USI/SMCO/HW10YR/P
- USI Combo Smoke and Fire & Carbon Monoxide Alarm, Hardwired/10-year Battery Back-up Product Details for USI/SMCO/HW10YR/P
- USI Combo Smoke and Fire & Carbon Monoxide Alarm, Hardwired/10-year Battery Back-up Setup Guide for USI/SMCO/HW10YR/P
- USI Combo Smoke and Fire & Carbon Monoxide Alarm, Hardwired/10-year Battery Back-up Troubleshooting Guide for USI/SMCO/HW10YR/P