Meet the First Alert One Link: a smoke and carbon monoxide alarm that helps keep your home safe. It uses photoelectric and carbon monoxide sensing technologies to detect smoke and CO. The battery life lasts up to 10 years. The device can be connected to other wireless alarms in your home for all to go off when one alarm detects an issue.
The One Link can alert you when you are home or away thanks to the One Link app. This WiFi connected device will ship soon for under $110.