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Vol. I · No. 9 Texas Edition
Wednesday, Oct 7
Xultr
Texas first. Then the world.
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Tech

Ring's smart lock has a hand crank so it works even if the power's out

Engadget By staff@engadget.com (Daniel Cooper) 0 views 0 comments
Ring's smart lock has a hand crank so it works even if the power's out
Image: Engadget

Ring's smart lock has a built-in hand crank to generate power when the batteries are dead.

Engadget Original story · www.engadget.com
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