Ring Peephole Cam: This model only has a battery; there is no option to wire it in. Ring Video Doorbell 3 Plus: The design here is largely the same as the Doorbell 3, so it can be wired in, or it ...

Ring’s three battery-powered doorbells all look the same and have very similar names. Yet the cheapest (called Battery Video Doorbell) costs £99.99, the mid-range model (Battery Video Doorbell ...