Nest Cam has built-in intelligence and can tell the difference between a person, animal, and vehicle and send alerts directly through the Google Home app[1], no subscription required.Controller Type:Google Assistant.Connectivity protocol:Bluetooth;Wi-Fi.Power source type:Battery Powered.Operating Temperature: 4°F to 104°F (20°C to 40°C). Easily check in from anywhere 24/7 with 1080p HDR video[1] with night vision, and see what you missed with 3 hours of free event video history[2]; add a Nest Aware subscription (sold separately) for up to 60 days of video history[3] If your Wi-Fi goes down or theres a power outage, Nest Cam will store up to an hour of recorded events so you can see what you missed[4]. Nest Cam Outdoor comes with a wall plate that can be mounted on your brick wall. Put Nest Cam anywhere, outside or in; its battery powered, so you dont need to set it up near an outlet, and the magnetic mount makes installation effortless