Aqara UWB Smart Lock U400
Aqara · ASIN B0FRS6T6HL · $269.99 USD · Price as of 2026-08-23
UWB proximity unlock, fingerprint, Home Key and Matter-over-Thread with rechargeable battery; BHMA grade not published.
Safety-relevant specs (dual-source fields)
| BHMA / ANSI grade | Not publishedAqara does not publish an ANSI/BHMA grade for the U400. |
|---|---|
| Attack resistance / torque | Not publishedNo torque or attack-resistance rating published by manufacturer. |
All recorded specs
| Access Methods | Fingerprint, touchscreen keypad (listing URL slug), Apple Home Key (NFC), UWB proximityAmazon listing title + URL slug ('Fingerprint-Touchscreen-Rechargeable'), scraped 2026-08-23 [ASIN listing]1 source - pending |
|---|---|
| Battery | Rechargeable batteryAmazon listing title ('Rechargeable Battery'), scraped 2026-08-23 [ASIN listing]1 source - pending |
Known limitations
- No ANSI/BHMA security certification published.
- UWB features need a UWB-capable phone/hub for full proximity behavior.
As an Amazon Associate we earn from qualifying purchases.