Smart Keyless Lock Cylinder Easy-to-Replace Knob IC Card for Most Lockbodies

Smart Keyless Lock Cylinder Easy-to-Replace Knob IC Card for Most Lockbodies. Adjustable Length: Fits various door thicknesses with precision-engineered design. 5-in-1 Unlock Methods: Enjoy seamless access via Fingerprint, Digital Password, Tuya/TTLock App, IC Card, and Emergency Mechanical Key. Smart App Control: Remote unlocking, temporary password generation, and real-time access logs via Tuya Mesh or TTLock. High-Security Construction: Durable and reliable with emergency power backup, ensuring secure access.