: Offers a long battery life (up to 12 hours) and is nearly impossible to spot in a wall. Plug-in Mirror Camera

A doorbell camera aimed at a front walkway might also capture your neighbor's front door, their comings and goings, their visitors, and even snippets of their conversations. In some jurisdictions, this can constitute a legal violation of "reasonable expectation of privacy," especially if the camera records into windows or fenced backyards.