WELOCK U71 Smart Lock Cylinder with Fingerprint, Keypad & Key

1. 6 Ways to Unlock Unlock your door with a fingerprint, PIN code, RFID card, Bluetooth, the WELOCK app or a mechanical key. The U71 combines convenient keyless entry with reliable physical key backup for everyday use. 2. Designed for Euro-Profile Cylinder Doors The WELOCK U71 is a smart lock cylinder designed for compatible euro-profile doors. Its adjustable cylinder fits supported door thicknesses from 60 to 90 mm and can be installed without drilling or wiring. 3. Fingerprint, Keypad & Mechanical Key Access Unlock your door quickly with a fingerprint, enter a personal PIN code, or use the included mechanical key whenever needed. The WELOCK U71 stores up to 100 fingerprints and 200 PIN codes, making it easy to manage access for family members and trusted users. Its removable exterior knob also makes installation easier on compatible Euro-profile cylinder doors. 4. App Control and Optional Remote Access Use the WELOCK app via Bluetooth to manage supported users, view access records, and unlock the door when you are nearby. Add the optional WiFiBox3 for remote unlocking, notifications, and integration with Alexa or Home Assistant. 5. Built for Everyday Home Access Powered by 3 AAA batteries, the U71 is designed for daily use in homes and apartments. Low-battery alerts help you replace the batteries in time, while the mechanical key provides dependable backup access when needed.