For a smart door lock, battery failure is not just a power issue.
For many electronic products, a dead battery simply means the product cannot be used for a while. But for a smart door lock, battery failure may mean the user cannot enter the home, cannot unlock the door through fingerprint or app, and must rely on emergency power or a mechanical key that may not always work as expected.
V-TRUST BLOG: オリジナル、ローカル、実用的
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