Ring’s first smart lock can be charged by turning a dial when the battery unexpectedly dies
Photo: The VergeAmazon announced its first smart lock that eliminates the need for a physical backup key should its rechargeable battery die while you're away from home. While other smart locks lean on hidden USB ports or metal contacts for connecting a 9-volt battery to replenish a dead battery, the new Ring Smart
Originally published by The Verge. Summary and curation by DutyStation News.
