Remote generation of temporary passwords: One-time passwords can be generated remotely through the APP, with a validity period of up to half an hour, ensuring security and flexibility Multiple unlocking methods: Supports Bluetooth, fingerprint and password unlocking to meet the usage habits of different users and provide greater convenience Superior waterproof performance: With IP54 waterproof rating, it can work stably in a variety of environments and is suitable for indoor and outdoor use Intelligent management function: The APP provides user management, real-time unlocking records, real-time power display and multiple password generation, allowing users to control the device status at any time Flexible installation method: It can be wall-mounted or door-hung, and the position can be freely set according to needs. It is suitable for various types of doors, including anti-theft doors, aluminum alloy doors, etc