OVERVIEW: Auto-Locking Enable the auto-lock function, it will allow you to set the door to automatically lock after 30 seconds or apply 1 touching motorized locking, so you never have to worry about whether you locked your door. Protecting your personal information Without the need for your personal information to be collected. Unique user codes allow you to set up 4-10 digit passwords, create up to 30 unique user codes for friends, family, or guests. which is convenient and secure. Ultra...