Advantage of the door lock with remote controller : 1.Up to 30 meters remote distance. 2.Three unlocking ways:touch screen code,remote control,mechanical key. 3.Standard deadbolt latch can be installed in hole of standard single latch. 4.Frame hopping function,to anti-peeking the password when you input. 5.Easy to add or delete users. 6.20 users capacity,can add more if needed. 7.Each lock go with 2pcs free remote controller. 8.Go with deadbolt lock,backset is 60/70mm.Easy to replace old knob lock. 9.Can go with auxiliary lock or door closers. 10.Go with rubber gasket between front panel and door,to protect door from scratch. 11.Can set right or left direction by users. 12.Door thickness requirement is 38-50MM. 13.External power supply function. 14.Good for office/home/apartment use. The main features for Remote code door lock: no need APP, can not remotely send. its Microwave technology, the admin use the remote controller to unlock and lock the door, as long as the distance between the remote controller and the lock is within 30 meters, the door can be open or be closed. Unlocking ways: password, remote controller, mechanical key. No need to go to the door when unlocking, suitable for home,campus, office & apartment, especially suitable for director or manager's office.