Keyless Entry Smart Door Lock With Auto Deadbolt And Built In Doorbell Delivering Slick Fingerprint Access Heavy Duty Zinc Alloy Construction Rechargeable Battery For Hassle Free Home Security Matte Black Finish

Zinc Alloy Lock Fingerprint read Built Bell Deadbolt
✔️ 200 Fingerprints 200 Passwords 200 Cards Zinc Alloy Rechargeable Bell

This zinc alloy smart door lock features an auto deadbolt and built-in doorbell for secure home entry. It supports semiconductor fingerprint scanning, user passwords, M1 access cards, and emergency keys via rechargeable lithium power. Install it on doors ranging from 40mm to 100mm thick without needing extra hardware beyond the supplied screw package and cylinder.

✅ Semiconductor fingerprint reader holds up to 200 unique prints.
✅ Stores 200 passwords and 200 M1 access cards for flexible management.
✅ Compatible with rechargeable lithium battery and includes mechanical backup key.
✅ Zinc alloy build fits door thickness between 40mm and 100mm reliably.
✅ Comes with 7 M1 cards and 2 keys plus full installation hardware set.
✅ Available in matte black, champagne gold, or blue finish options.

💡 What process ensures correct cylinder replacement on zinc alloy smart locks without frame warping?

A handy approach to swapping a deadbolt cylinder involves measuring door thickness first. These steps help you align the auto deadbolt mechanism and seal contacts for reliable m1 card reading performance.

- Verify bore hole width matches the lock cylinder dimensions before dropping it in.

- Route the emergency wrench key wire through the designated port to prevent pinching.

- Fasten the mounting screws slowly while checking battery access remains unobstructed.

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