WELOCK PCB41-UAE Smart Door Lock Cylinder with Password WI-FI App RFID Card Unlock for Home Office Airbnb

5-in-1 Unlock Methods: Password, RFID card, WELOCK app, temporary password, USB backup power unlock (WiFiBox3 sold separately) Easy 5-Minute Installation: Replace only the cylinder without changing the original lock body; no drilling required; powered by 3 AAA batteries (not included) Multi-User Support: Up to 10 administrators (passwords and cards; first admin must be a password) and 190 users (passwords and cards). Example: 6 admin passwords + 4 admin cards, 100 user passwords + 90 user cards.WELOCK App Control: Available for iOS and Android; supports mobile number and email registration; view complete unlocking history. Temporary & One-Time Passwords: Set time-limited or single-use codes directly via the WELOCK app for secure, flexible access. Quick DIY Installation: Fits most European standard doors (50–100 mm thickness); lock cylinder length 40 mm / 30 mm; install in ~10 minutes. Reliable Brand Support: 2-year manfacturer support with responsive 24-hour customer service