Ring’s first smart lock can be charged by turning a dial when the battery unexpectedly diesTechOct 7 at 10:00 AM3 outletsBloombergAmazon Ring Unveils $249 Smart Lock With Dial to Restore Dead Battery Oct 7 at 10:00 AMTechCrunchRing’s first smart lock can be hand-cranked when its battery dies Oct 7 at 10:00 AMThe VergeRing’s first smart lock can be charged by turning a dial when the battery unexpectedly dies Oct 7 at 10:00 AM