Aqara's U400 smart lock, featuring Apple Home Key with UWB for hands-free unlocking, is discounted to $229.49 during Amazon's Big Spring Sale. It supports multiple unlocking methods and Matter-over-Thread connectivity for broader smart home integration. The lock is noted for its reliable implementation of proximity-based access.
Background
Apple Home Key leverages Ultra-Wideband (UWB) technology for secure, proximity-based access control, integrated with smart locks for seamless entry. Matter-over-Thread is a emerging standard for interoperable smart home device communication.
- Source
- The Verge
- Published
- Mar 31, 2026 at 03:47 AM
- Score
- 5.0 / 10