China made electronic code and mifare card open security door locks
zinc alloy material
can set 1 group master password(8 bits) and 50 groups of user password(6bits);1 master card and 200user card;
touching screen for easily for uers to input digital codes.
You can use master code to open the door
You can use usr code to open the door
and can also use Mifare card to open the door
Before put in the password, please brush touch the button panel until the backlight lights on. Then you can put in password. If you put in the wrong password in first time, you will hear long "beep" 3 times and also with red light, Then you can enter password again; each time you activate the keyboard ,you just can enter 3 times, If you put in the wrong password 3 times continue, the keypad will be locked.
（1）Read card，open the lock, automatically locked after 5S；
（2）Put password + press unlock key，open the lock，automatically locked after 5S；
Within 5 seconds after put the password: a、Can change the password，b、Can be set Stay-open(channel):
a、change the password：1 + new password door lock + press unlock key + new password + press unlock key ；
b、Stay-open settings: ：3 +7+press unlock key，the door is in stay-open status.
c、Remove the Stay-open status: Read an opening card or put in opening password，the motor rotate to open the door, the door closed(the stay-open status removed)
（1）Master password or Master card can be directly open the door alone, do not need double authentication;；
（2）Unlocking password(or unlocking card) + Unlocking card（or Unlocking password）
Note：a、Combined(double-unlocking) model: can be not changed the unlocking password，Stay-open(channel) Function：3+7+press unlock key.
b、If you put in the wrong password 5 times continue, the keypad will be locked for 2 minutes.