See more of who’s there - Battery Doorbell Plus with Head-to-Toe HD+ Video gives you an expanded field of view so you can see more of who’s at your door. | Stay in the know even at night - Enjoy motion detection, privacy zones and see who stops by at night with Color Night Vision. | Person + Package Alerts - Know when a package is delivered with Package Alerts, an exclusive Ring Home subscription feature (sold separately) that notifies you when your package is detected within a specified zone. | Convenient power - Powered by a Quick Release Battery Pack for quick and easy recharging. | Easy install - Easily setup by connecting your Battery Doorbell Plus to wifi through the Ring app and mounting with the included tools. | Save your recorded videos for up to 180 days to rewatch any time, get alerts for people and package, and so much more with a Ring Home subscription (sold separately). | For added peace of mind, pair with Alexa to help you keep an eye on your home. Connect with Alexa to hear motion alerts on your compatible Echo device or see a Live View with an Echo Show, Fire TV, or Fire Tablet. Talk to visitors by saying, “Alexa, talk to the front door.”