Halo Smart Smoke and CO Detector

The Halo┬áSmart Smoke & Carbon Monoxide Alarm is a hard-wired connected smoke and carbon monoxide detector. It has a rechargeable backup battery the manufacturer claims will last for ten years. If you need a battery ONLY detector, these units will not work for you. The Halo and Halo+ (with weather alerts) use visual alarms, a […]