Smart Door Lock it can drain sand and

it can drain sand and water easily

Security: Your fingerprint is unique in the world

Is it listless all day long

then no one can open the door from outside

Frame made of sturdy metal

Smart Door Lock it can drain sand andSmart Biometric Fingerprint Lock Bluetooth Electronic Fingerprint Door Lock Fingerprint Lock Smart Card Digital Code APP Unlock Electronic Door Lock Bluetooth App Security Mortise Lock Feature: 1. Simple Installation: No power cord or professionals are needed. It is suitable for most doors that use lever door locks, and is suitable for left and right handles. 2. Easy To Operate: Not only can you use your fingerprint or the code you set to unlock the