There are so many great smart locks out there. But one of best models that iPhone owners should consider buying now is Aqara’s U400, which offers hands-free unlocking when you get close enough. It has Apple’s U1 ultra-wideband chip integrated to authenticate you and unlock the door hands-free, so all that you have to do is open the door when you get home. This smart lock is discounted for the first time during the Big Spring Sale, costing $229.49 (originally $269.99) at Amazon.
As our…
