Function: 
Fingerprint
password
TUYA app
Dynamic password
Mechenical KEY
1. Material: alluminium alloy+Pure brass+SUS304
2. unlock way: tuya app+ fingerprint+ card+ key
3. Usage:can be simply installed on both new and existing doors (it can be used with any type of mechanical lock compatible with
European profile cylinders)
4. Purpose: it is the best flexibility and cost effectiveness of installation, both on new doors and in retrofitting