Sina Science and Technology News On the morning of October 24, Beijing time, it was reported that the flagship store of Apple in the United States had started selling external locks that could be unlocked with Apple Watch or iPhone. This $329 Level Lock+door lock is the first door lock that supports Home Key sold in Apple's flagship store. Level Lock+is produced by Level Home. After installing this product on the door, users can open or close the door lock by using the Apple Home Key function. Home Key is a function that uses the security token in NFC and Apple software to unlock and unlock. Users can send the key to a friend via SMS, or open the door automatically through Apple devices. For Apple, this is an important progress in a much anticipated feature announced in 2021. Home Key shows that Apple is still promoting the digital process, integrating cash, keys and other things that are put in the wallet or pocket in daily life into digital devices. Many of the new software Apple has introduced in recent years hope to improve the value of the iPhone to users and prevent them from switching to other brands of phones. For users, if the door of their home is also tightly bound to their mobile phones, the probability of them turning to Android phones will be greatly reduced. Some of Apple's new projects, especially in the field of smart home, usually need the support of third-party hardware or ecosystems to play a role. However, compared with various functions brought about by iOS system update, such software and hardware are not completely controlled by Apple, so it often takes longer to be widely popularized. In addition to Home Key, Apple also released Car Key that can unlock some BMW and Hyundai cars, as well as Room Key that can open some hotel chains such as Hyatt. Apple's iPhone has achieved more in-depth integration with cars through CarPlay, and has cooperated with Goldman Sachs to provide users with more extensive financial services. For Level, it can take this opportunity to counter attack as a technology company in the market dominated by a few old door lock enterprises. This is because the core users who are most enthusiastic about smart home are very eager for this function. "This category currently faces a problem." Level CEO John? John Martin said, "That is: is the intelligent door lock a consumer electronic device or a traditional door lock with intelligent functions?" Smart home enthusiasts may just want a new Home Key door lock option. Since the Home Key was released in 2021, only one door lock supporting this function - Silage Encode Plus has been launched in the US market. In the past year, smart home enthusiasts have been in Redd