Aqara U400 Smart Door Lock - Its GREAT! @6MonthsLater

Aqara U400 Smart Door Lock - Its GREAT! @6MonthsLater

Uploaded January 2026 | Updated September 2026, 3 weeks ago

A look at how Ultra-Wideband (UWB) and Apple's Express Unlocking Mode work on Aqara's new U400 Smart Lock .

Aqara U400 Smart Door Lock - Its GREAT!

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6 Months Later |

Aqara U400 Smart Door Lock - Its GREAT!