Digital Password Door Lock

Usage of Keypad Lock 1 Index....... Power supply: 6 standard AAA alkaline batteries. Capacity: 10 groups passwords (Group 0 to 9). Most 8 digitals for a group password. 2 Initialization Manager password (Group 0):00000000.Vacant password for Group 1 to 9. 3 Set password (Set Group 1 to 9,Modify Group 0) 1 Press * 2 Press # 3 Press 0 (Group 0) 4 Input Manager password 5 Press # 6 Press the Group number that you want to set0 to 9 7 Input the password for the group. 8 Press # to finish. Note: Once one group has been set password, you cannot set it again. If any mistake or forget the password, you can press the REST button and any of the key together to restore to initialization. 4 Modify password (Modify Group 1 to 9) 1 Press * 2 Press # 3 Press the Group number that you want to modify password (1 to 9) 4 Input Old password 5 Press # 6 Input New password 7 Press # to finish. 5 Unlock 1 Press * 2 Press the Group number (0 to 9) 3 Input password 4 Press # to finish. 6 Alarm 1 When input the wrong password continuously for more than 7times,it will alarm and the keypad will be locked for 2minutes. 2 When the voltage of the batteries is low (less than 7.2V), it will alarm.