SIZE(mm)
Outdoor unit: Outdoor unit: 65DMx35H; (DM: Diameter)
Indoor unit: 150Lx90Wx40H

Function:
(1). Unlocking model: Ourdoor--by card; Indoor--by key/knob.
(2). Lock by oblique deadbolt: Outdoor unlock by card/PIN code be in invalidity.
(3). Auto lock: Auto/man-made luck by the switch in the lock.
(4). Low-power alarm: When work voltage lower than 4.4v, play music once open the door. The power enough for unlocking 200times after first music.
(5). Alarm against error: After 3times unlock continuously by untitled card/error PIN, will alarm by acute voice and in void work for 1min by any unlock operation.
(6). Alarm against thief: Alarm by acute voice when break open by outdoor force.

Parameters
(1). Power supply: 4PCS 1.5v super battery. Special supply port: To connect AC/DC for urgent use.
(2). Work voltage: 4.0-6.0V;
(3). Work temperation: -20 degree-55degree.
(4). Work humidity: Less than 93%.
(5). Work time: More than 25000hours.
(6). Materials: Main unit made of alloy for firm structure; Plating surface with exquisite color, long life against corrupt.