Adel Digital Door Lock

We offer 12 numeric keypad with 32 groups password with 1 master password
pin code upto 8 digits
in certain occasions locks can be set to permanently open state for meetings and gatherings.
Low voltage notification: when the battery voltage is low, the alarm will sound to notify the user to replace the alkaline batteries in a timely manner.
One master pin to enroll or delete users
2 access methods : pin code & mechanical key
reversible handle accommodates left or right opening doors
external 9v battery port provides emergency power
uses 4x aa standard alkaline batteries
specifications:
password storage capacity: 32 (including a set of master password, 31 groups of ordinary password)
password length: 3-11 bit
self-locking parameters: four consecutive wrong password is entered, the door locks to the self-locking for 12 seconds.
Door thickness: 30-65mm
operating voltage: 6v (4 x 1.5volt alkaline batteries)
static power consumption: â�¤ 10î¼a (microamps)
dynamic power consumption: 110 ~ 180ma (milliamps)
battery life: about an year
operating ambient humidity: rh (45 ~ 85%)