The Ring Video Doorbell lets you answer your door from anywhere using your smartphone. It features an HD camera with night vision, providing a clear view from your front door, day and night. The Ring Doorbell installs easily in minutes, with no professional help or additional tools required. A built-in chargeable battery lets you install the doorbell anywhere, or connect it to existing doorbell wiring. Motion-triggered alerts sent via the free Ring app (iOS or Android) notify you of arriving guests and deliveries and cloud recording ensures you'll never miss any activity at your home. With Ring, you're always home.