The satin nickel Ring™ 88RG000FC100 Video Doorbell from Bot Home Automation lets you see who is at the door from your smartphone, whether you're home or away. It features a 720p HD camera with night vision which provides a clear view of your front door. A built-in rechargeable battery lets you install the doorbell anywhere. You can also connect the doorbell to the existing doorbell wiring. Motion-triggered alerts can be sent via the free Ring app (iOS® and Android™) to notify you of arriving guests and deliveries. Cloud recording ensures that you'll never miss any activity happening at your home. Every Ring™ Video Doorbell includes a 30-day free trial of cloud recording. After that, you have an option of subscribing to the service at additional cost.