Smart Fingerprint Door Lock Keyless Entry Biometric Door Lock W/Handle Set UK3
【DIY INSTALLATION】 Fingerprint door lock is designed to fit US standard door, Backset 2-3/8″ (60mm)and 2-1/8″ (70mm), door thicknesses from 1-3/8u0027u0027 to 2-1/8u0027u0027(35mm -55mm). No wiring and no drilling.