KB520 Door Knob Smart Lock
The KB520 blends modern aesthetics with enhanced functionality. Designed for convenience and security, it’s suitable for both residential and light commercial use.
features
battery life
Multiple unlocking options: Fingerprint, PIN code, TTLock app, and Mechanical key.
Compact knob design suitable for residential and office doors.
Advanced encryption for secure access management.
Powered by 4pcs AAA batteries.
Average usage supports up to 12 months of battery life.
Low battery alert with emergency power backup via Type-C port.