Bluetooth lock opens through mobile app

Sure Joy's model BL818HG Bluetooth door lock can send temporary e-keys and single-use passwords.

The model BL818HG Bluetooth door lock from Sure Joy Technology Industrial Co. Ltd can be opened by an app on a smartphone or iPad, or a mechanical key. It can be used to send e-keys to unexpected visitors, and single-use passwords. Communication between the lock and the mobile phone is encrypted to prevent copying and losing access information. Administrators are allowed to check lock records. Besides administrator and user two-level management, the unit has send, receive, reset, backup, freeze, unfreeze and delete functions. The 68x68x25mm zinc alloy lock is coated with stainless steel and runs on four AA alkaline batteries.

Sure Joy’s products are CE- and RoHS-marked, and FCC-approved. It has self-invested in and subcontracted factories in mainland China.