EasyRing V2 is a update version of Easyring Wifi doorbell. It works both with lithium battery and existing doorbell wiring. Installation is easier and more simple. It gives you full control over your entrance of your residents! It increases home security and protects what you care about. With EasyRing, you get live view video from the front door directly on your smartphone. Then you always know who's standing at the door before you open - even if you're not home. Motion sensor alerts you for example when your kids are coming back from school.