Feature

.Exquisite appearance, rational structure, safe and reliable.

.High quality, low price, safe&cheap.

.Very easy to operate, suitable for office, house and apartment.

.Especially suitable for installation by nonprofessionals

.In installation, just use the existing knob lock hole, no need to open another holes.

.The keypad is backlite, more convenient at Night.

.The keypad is waterproof.

.There are ten passwords, including 1 master password, and 9 sub passwords, which are easy to manage.

.Change Master password and Sub passwords freely.

.Master password can be used to add or delete any sub password.

.The fired user can be deleted individually by Master password, without any affect on the normal application of the lock by the other users.

.One-Key opening function(Passage Mode) :Press any digital key to open the lock.

.Encryption function , for confusing any spies watching as the User code being entered.

.Low battery alarming function.

.Easy to replace batteries , without affect the information of passwords.

.Outer-emergent power supply opening function.

.Resetting function.  When forget the password, or some something unusual, after resetting, it can be normal.

.American standard tubular latch. 

.Free rotating handle is adopted to avoid unlock by violence.