We Lock Cylinder Keyless Smart biometric App fingerprint door lock home security electronic digital door lock for home office

World Smallest Smart cylinder fingerprint door lock electronic door lock cylinder with door knob

Smart cylinder lock (adjustable)

Innovative cylinder lock safety, refuse all cloning, makes your life far away from troubles!
Independent R&D bank level smart security device with international leading fingerprint technique.

Product advantages

• Japanese motor support 5.000.000 times of rotating reliable test to make sure high stable and safe quality
• Only 3 mins to DIY install without breaking the door or change the door body and no professional installer needed
• No violent break-in can open the door, because the unlocking controlling board is in the handle behind the door
• Rechargeable battery fully charged in 1 h, last 2 years, support using 10,000 times. And the red light will flash when power is less than 10% and the buzzer will ring 5%
• Length adjustable cylinder patented invention, 99% of the world’s doors to compliance
• It works extreme temperature range: -40℃ to 80℃
• Landlords do not need to change the door lock for safety reason any more. Once the renter is gone, his or her fingerprint will be deleted

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